| Picture File | Related File | Code |
| Hail | | HAIL |
| Hair | | HAIR |
| Hair — Combing | | HAIR–Comg |
| Hair — Combs & pins | | HAIR–Coms |
| Hair — Cutting | | HAIR–Cut |
| Hair — Paintings | | HAIR–Pai |
| Hair — Sculpture | | HAIR–Scu |
| Hair — Washing | | HAIR–Was |
| Hairdressing | | HAIRD |
| | Advertising–Hair products | ADV–Hai |
| | Barber shops | BARBE–Sho |
| | Barbers | BARBER |
| | Beauty culture | BEAUT |
| | Beauty salons | BEAUTS |
| | Hair–Combing | HAIR–Comg |
| | Hair–Cutting | HAIR–Cut |
| Hairdressing — 1499 & earlier | | HAIRD–14 |
| Hairdressing — 1500s | | HAIRD–15 |
| Hairdressing — 1600s | | HAIRD–16 |
| Hairdressing — 1700s | | HAIRD–17 |
| Hairdressing — 1800s | | HAIRD–18 |
| Hairdressing — 1901s | | HAIRD–190 |
| Hairdressing — 1910s | | HAIRD–191 |
| Hairdressing — 1920s | | HAIRD–192 |
| Hairdressing — 1930s | | HAIRD–193 |
| Hairdressing — 1940s | | HAIRD–194 |
| Hairdressing — 1950s | | HAIRD–195 |
| Hairdressing — 1960s | | HAIRD–196 |
| Hairdressing — 1970s | | HAIRD–197 |
| Hairdressing — 1980s | | HAIRD–198 |
| Hairdressing — 1990s | | HAIRD–199 |
| Hairdressing — 2001s | | HAIRD–200 |
| Hairdressing — A–Z (Subdivided by country) | | HAIRD–(A–Z) |
| Hairdressing — African | | HAIRD–Afr |
| Hairdressing — Ancient | | HAIRD–Anc |
| Hairdressing — Wigs | | HAIRD–Wig |
| Haiti | | HAIT |
| Haiti — History | | HAIT–His |
| Haiti — Industries | | HAIT–Ind |
| Haiti — Life | | HAIT–Lif |
| Haiti — Port–au–Prince | | HAIT–Por |
| Halloween | | HALL |
| Hammer throwing (Sport) | | HAMME |
| Hammocks | | HAMMO |
| Handicapped | | HANDI |
| Handkerchiefs | | HANDK |
| Hands | | HANDS |
| Hands blessing | | HANDS–Ble |
| Handshaking | | HANDSH |
| Handwriting | | HANDW |
| Hangars | | HANG |
| | Air bases & fields (Military only) | AIR–Bas |
| | Airports | AIRPO |
| Harbors | | HARB |
| Hardware | | HARD |
| Harems | | HARE |
| Harlequin | | HARL |
| | Columbine & Pierrot | COLU |
| | Commedia dell'Arte | COMM |
| | Prints–Callot | PRINT–Cal |
| Harness racing — 1800s | | HARN–18 |
| Harness racing — 1900s | | HARN–19 |
| Harness racing — 2000s | | HARN–20 |
| Harvest | | HARV |
| | Agriculture | AGR |
| | Allegories–Abundance | ALLE– (A–Z) |
| | Cornucopias | CORNU |
| Hatmaking | | HATM |
| Hats & headgear | | HATS |
| | Headdress | HEADD |
| | Helmets | HELM |
| Hats & headgear — 1499 & earlier | HATS–14 |
| Hats & headgear — 1500s | | HATS–15 |
| Hats & headgear — 1600s | | HATS–16 |
| Hats & headgear — 1700s | | HATS–17 |
| Hats & headgear — 1800s | | HATS–18 |
| Hats & headgear — 1901s | | HATS–190 |
| Hats & headgear — 1910s | | HATS–191 |
| Hats & headgear — 1920s | | HATS–192 |
| Hats & headgear — 1920s–Men | | HATS–192–Me |
| Hats & headgear — 1930s | | HATS–193 |
| Hats & headgear — 1930s–Men | | HATS–193–Me |
| Hats & headgear — 1940s | | HATS–194 |
| Hats & headgear — 1940s–Men | | HATS–194–Me |
| Hats & headgear — 1950s | | HATS–195 |
| Hats & headgear — 1950s–Men | | HATS–195–Me |
| Hats & headgear — 1960s | | HATS–196 |
| Hats & headgear — 1960s–Men | | HATS–196–Me |
| Hats & headgear — 1970s | | HATS–197 |
| Hats & headgear — 1970s–Men | | HATS–197–Me |
| Hats & headgear — 1980s | | HATS–198 |
| Hats & headgear — 1980s–Men | | HATS–198–Me |
| Hats & headgear — 1990s | | HATS–199 |
| Hats & headgear — 1990s–Men | | HATS–199–Me |
| Hats & headgear — 2001s | | HATS–200 |
| Hats & headgear — 2001s–Men | | HATS–200–Me |
| Hats & headgear — Ancient | | HATS–Anc |
| Hats & headgear — Cap | | HATS–Cap |
| Hats & headgear — Cartoons | | HATS–Car |
| Hats & headgear — Military | | HATS–Mil |
| Hats & headgear — Regional–A–Z | HATS–Reg–(A–Z) |
| Hats & headgear — Turban | | HATS–Tur |
| Hats & headgear — Western style | HATS–Wes |
| Hawaii | | HAW |
| Hawaii — 1899 & earlier | | HAW–18 |
| Hawaii — A–Z | | HAW–(A–Z) |
| Hawaii — Fauna & flora | | HAW–Fau |
| Hawaii — Honolulu | | HAW–Hon |
| Hawaii — Industries | | HAW–Ind |
| Hawaii — Life | | HAW–Lif |
| Hawaii — Maui | | HAW–Mau |
| Hawaii — Waikiki Beach | | HAW–Wai |
| Hay | | HAY |
| | Agriculture | AGR |
| | Alfalfa | ALF |
| | Flowers & plants–Clover | FLOW–Clo |
| | Grains & grasses | GRAIN |
| Head & tail pieces | | HEA |
| Headdress | | HEADD |
| | Hats & headgear | HATS |
| | Helmets | HELM |
| Head–hunters | | HEADH |
| Headrests | | HEADR |
| Heads | | HEADS |
| Heads — Art | | HEADS–Art |
| Heads — Profiles | | HEADS–Pro |
| Health | | HEAL |
| | Exercise | EXE |
| | Massage | MASSAG |
| | Medicine | MEDIC |
| | Posture | POSTU |
| | Red Cross | RED |
| | Refuse disposal | REFUS |
| | Sewage disposal | SEW |
| Hearing aids | | HEAR |
| Heat | | HEAT |
| Heating | | HEATI |
| Heating stoves | | HEATS |
| Heating stoves — 1799 & earlier | | HEATS–17 |
| Heating stoves — 1800s | | HEATS–18 |
| Heating stoves — 1900s | | HEATS–19 |
| Heating stoves — 2000s | | HEATS–20 |
| Heaven & hell | | HEAV |
| | Angels | ANG |
| Hedges & shrubbery | | HED |
| | Flowers & plants | FLOW |
| | Trees | TREES |
| Helicopters | | HELI |
| Helmets | | HELM |
| Hemp | | HEM |
| Cannabis sativa | | |
| | Narcotics | NAR |
| | Rope | ROP |
| Heraldry | | HER |
| Heralds | | HERA |
| Herbs | | HERB |
| Heredity | | HERE |
| Hermits | | HERM |
| Heroes | | HERO |
| Highways — see: Express highways | | EXPR |
| Hiking | | HIK |
| Hills | | HIL |
| Historic houses (Subdivided by resident) — A | | HIS–(A) |
| Historic houses — Ba–Bl | | HIS–(Ba–BL) |
| Historic houses — Balzac | | HIS–Bal |
| Historic houses — Bm–Bz | | HIS–(Bm–Bz) |
| Historic houses — Burns | | HIS–Bur |
| Historic houses — C | | HIS–(C) |
| Historic houses — Clemens | | HIS–Cle |
| Historic houses — D | | HIS–(D) |
| Historic houses — Dickens | | HIS–Dic |
| Historic houses — E | | HIS–(E) |
| Historic houses — F | | HIS–(F) |
| Historic houses — G | | HIS–(G) |
| Historic houses — Goethe | | HIS–Goe |
| Historic houses — H | | HIS–(H) |
| Historic houses — Hawthorne | | HIS–Haw |
| Historic houses — I | | HIS–(I) |
| Historic houses — Irving | | HIS–Irv |
| Historic houses — J | | HIS–(J) |
| Historic houses — Jefferson | | HIS–Jef |
| Historic houses — Johnson | | HIS–Joh |
| Historic houses — K | | HIS–(K) |
| Historic houses — L | | HIS–(L) |
| Historic houses — Lamb | | HIS–Lam |
| Historic houses — Lee | | HIS–Lee |
| Historic houses — Lincoln | | HIS–Lin |
| Historic houses — Longfellow | | HIS–Lon |
| Historic houses — Luther | | HIS–Lut |
| Historic houses — M | | HIS–(M) |
| Historic houses — N–O | | HIS–(M–O) |
| Historic houses — Napoleon | | HIS–Nap |
| Historic houses — P–Q | | HIS–(P–Q) |
| Historic houses — Poe | | HIS–Poe |
| Historic houses — R | | HIS–(R) |
| Historic houses — Roosevelt, F.D. | HIS–Roo–F |
| Historic houses — Roosevelt, Theodore | HIS–Roo–T |
| Historic houses — S | | HIS–(S) |
| Historic houses — Scott | | HIS–Sco |
| Historic houses — Shakespeare | | HIS–Sha |
| Historic houses — T | | HIS–(T) |
| Historic houses — U–V | | HIS–(U–V) |
| Historic houses — Vanderbilt | | HIS–Van |
| Historic houses — W | | HIS–(W) |
| Historic houses — Wagner | | HIS–Wag |
| Historic houses — Washington | | HIS–was |
| Historic houses — Mount Vernon | HIS–Mou |
| Historic houses — Whittier | | HIS–Whi |
| Historic houses — Wordsworth | | HIS–Wor |
| Historic houses — X–Z | | HIS–(X–Z) |
| Hitch hiking | | HIT |
| Hitching posts | | HITC |
| Hittites | | HITT |
| Hobbies | | HOB |
| Hobby horses | | HOBB |
| Hockey (Including field hockey) | | HOC |
| Hoisting machinery | | HOI |
| | Cranes | CRAN |
| Holsters | | HOL |
| Holy Roman Empire | | HOLY |
| Homeless | | HOM |
| | Begging | BEG |
| | Charity | CHARIT |
| | Drunkenness | DRUN |
| | Evictions | EVI |
| | Mental illness | MENT |
| | Migrants | MIG |
| | Narcotics–Use | NAR–Use |
| | New York City–Bowery | NEW YC–Bow |
| | New York City–Life | NEW YC–Lif |
| | Poor | POOR |
| | Public welfare | PUB–Wel |
| | Refugees | REFU |
| | Shanties | SHAN |
| | Tramps | TRAMP |
| Homes (Institutional) | | HOME |
| Homosexuality | | HOMO |
| Honduras | | HOND |
| Hong Kong | | HONG |
| Hops | | HOP |
| Horse racing | | HOR |
| | Harness racing | HARN |
| | Horses–Morgan | HORSE–Mor |
| | Horses–Race | HORSE–Rac |
| | Horses–Thoroughbred | HORSE–Tho |
| Horse racing — 1899 & earlier | | HOR–18 |
| Horse racing — 1901s–1940s | | HOR–190 |
| Horse racing — 1950s–1990s | | HOR–195 |
| Horse racing — 2001s | | HOR–200s |
| Horse racing — Jockeys | | HOR–Joc |
| Horse shows | | HOR–Sho |
| Horseback riding — 1799 & earlier | HORS–17 |
| Horseback riding — 1800s | | HORS–18 |
| Horseback riding — 1900s | | HORS–19 |
| Horseback riding — 2000s | | HORS–20 |
| Horseback riding — Accidents | | HORS–Acc |
| Horseback riding — Ancient | | HORS–Anc |
| Horses | | HORSE |
| | Harness racing | HARN |
| | Horse shows | HOR–Sho |
| | Horseback riding | HORS |
| | Race tracks | RACE |
| | Saddlery & harness | SAD |
| | Stables | STAB |
| | Stock raising–Horses | STOC–Hor |
| Horses — Action | | HORSE–Act |
| Horses — Anatomy | | HORSE–Ana |
| Horses — Arabian | | HORSE–Ara |
| Horses — Breeding | | HORSE–Bre |
| Horses — Buying & selling | | HORSE–Buy |
| Horses — Colt | | HORSE–Col |
| Horses — Design | | HORSE–Des |
| Horses — Draft | | HORSE–Dra |
| | see also | |
| | Horses–Work | HORSE–Wor |
| Horses — Drawings | | HORSE–Draw |
| Horses — Driving | | HORSE–Dri |
| Horses — Feeding & watering | | HORSE–Fee |
| Horses — Furnishings | | HORSE–Fur |
| | Horseshoes | HORSH |
| | Saddlery & harness | SAD |
| Horses — Grooming | | HORSE–Gro |
| Horses — Hackney & harness | | HORSE–Hac |
| | Horses–Draft | HORSE–Draf |
| | Horses–Morgan | HORSE–Mor |
| | Horses–Pony | HORSE–Pon |
| | Horses–Saddle | HORSE–Sad |
| | Horses–Work | HORSE–Wor |
| Horses — Historic | | HORSE–His |
| Horses — Lipizzan | | HORSE–Lip |
| Horses — Morgan | | HORSE–Mor |
| | Harness racing | HARN |
| | Horses–Hackney & harness | HORSE–Hac |
| Horses — Paintings | | HORSE–Pai |
| Horses — Palomino | | HORSE–Pal |
| | Horses–Western | HORSE–Wes |
| | Horses–Pony | HORSE–Pon |
| | Horses–Hackney & harness | HORSE–Hac |
| | Horses–Saddle | HORSE–Sad |
| | Horses–Western | HORSE–Wes |
| | Polo | POLO |
| Horses — Pottery | | HORSE–Pot |
| Horses — Prints | | HORSE–Pri |
| Horses — Race | | HORSE–Rac |
| | Horses–Morgan | HORSE–Mor |
| | Horses–Thoroughbred | HORSE–Tho |
| Horses — Saddle | | HORSE–Sad |
| | Horses–Hackney & harness | HORSE–Hac |
| | Horses–Lipizzan | HORSE–Lip |
| | Horses–Palomino | HORSE–Pal |
| | Horses–Pony | HORSE–Pon |
| | Horses–Western | HORSE–Wes |
| Horses — Sculpture | | HORSE–Scu |
| Horses — Thoroughbred | | HORSE–Tho |
| Horses — Training | | HORSE–Tra |
| | Horses–Lipizzan | HORSE–Lip |
| Horses — Transportation of | | HORSE–Tran |
| Horses — Western | | HORSE–Wes |
| | Cowboys | COWB |
| | Horses–Palomino | HORSE–Pal |
| | Horses–Pony | |
| | Horses–Saddle | |
| | Rodeos | ROD |
| Horses — Wild | | HORSE–Wil |
| Horses — Work | | HORSE–Wor |
| | Horses–Draft | HORSE–Drat |
| Horseshoes | | HORSH |
| | Blacksmithing | BLACSM |
| Hosiery — 1899 & earlier | | HOS–18 |
| Hosiery — 1901s–1910s | | HOS–190 |
| Hosiery — 1920s | | HOS–192 |
| Hosiery — 1930s | | HOS–193 |
| Hosiery — 1940s | | HOS–194 |
| Hosiery — 1950s | | HOS–195 |
| Hosiery — 1960s | | HOS–196 |
| Hosiery — 1970s | | HOS–197 |
| Hosiery — 1980s | | HOS–198 |
| Hosiery — 1990s | | HOS–199 |
| Hosiery — 2001s | | HOS–200 |
| Hosiery — Industry | | HOS–Ind |
| Hosiery — Men | | HOS–Men |
| Hospitals — 1899 & earlier | | HOSP–18 |
| Hospitals — A–Z (Subdivided by country) | | HOSP– |
| Hospitals — Furniture | | HOSP–Fur |
| Hospitals — Military | | HOSP–Mil |
| Hospitals — Nursery | | HOSP–Nur |
| Hospitals — Patients | | HOSP–Pat |
| Hospitals — Ships | | HOSP–Shi |
| Hospitals — Trains | | HOSP–Tra |
| Hospitals — United States | | HOSP–US |
| Hotels — A–L (Subdivided by country) | | HOT–(A–L) |
| Hotels — M–Z (Subdivided by country) | | HOT–(M–Z) |
| Hotels — United States | | HOT–US |
| Hotels — United States–1800s | | HOT–US–18 |
| House painting | | HOU–Pai |
| House plants | | HOU–Pla |
| Houseboats | | HOUB |
| Household linens | | HOUS–Lin |
| Household objects | | HOUS–Obj |
| | Brooms | BROOM |
| | Brushes | BRUS |
| Houses | | HOUSE |
| Exterior views | | |
| Houses — 1900s–1930s | | HOUSE–190 |
| Houses — 1940s–1960s | | HOUSE–194 |
| Houses — 1970s | | HOUSE–197 |
| Houses — 1980s | | HOUSE–198 |
| Houses — 1990s | | HOUSE–199 |
| Houses — 2001s | | HOUSE–200 |
| Houses — A–L (Subdivided by country) | | HOUSE–(A–L) |
| Houses — African | | HOUSE–Afr |
| | Adobe | ADO |
| | Chad–Life | CHA–Lif |
| | Congo | CONG |
| | Guinea–Life | GUIN–Lif |
| | Nigeria–Life | NIGE–Lif |
| Houses — American | | HOUSE–Ame |
| | Adobe | ADO |
| | Houses–Hawaiian | HOUSE–Haw |
| Houses — American–1600s | | HOUSE–Ame–16 |
| Houses — American–1700s | | HOUSE–Ame–17 |
| Houses — American–1800s | | HOUSE–Ame–18 |
| Houses — American–1900s | | HOUSE–Ame–19 |
| Houses — American–Cape Cod | | HOUSE–Ame–Cap |
| Houses — American–Spanish style | HOUSE–Ame–Spa |
| Houses — Ancient | | HOUSE–Anc |
| Houses — Argentine | | HOUSE–Arg |
| Houses — Austrian | | HOUSE–Aus |
| Houses — Brazilian | | HOUSE–Bra |
| Houses — Canadian | | HOUSE–Can |
| Houses — Chinese | | HOUSE–chi |
| Houses — Czechoslovak | | HOUSE–Cze |
| Houses — Danish | | HOUSE–Dan |
| Houses — Dutch | | HOUSE–Dut |
| Houses — English | | HOUSE–Eng |
| Houses — English–1599 & earlier | HOUSE–Eng–15 |
| Houses — English–1600s | | HOUSE–Eng–16 |
| Houses — English–1700s | | HOUSE–Eng–17 |
| Houses — English–1800s | | HOUSE–Eng–18 |
| Houses — English–1900s | | HOUSE–Eng–19 |
| Houses — French | | HOUSE–Fre |
| Houses — French–1899 & earlier | HOUSE–Fre–18 |
| Houses — German | | HOUSE–Ger |
| Houses — Hawaiian | | HOUSE–HAw |
| Houses — Italian | | HOUSE–Ita |
| Houses — Japanese | | HOUSE–Jap |
| Houses — M–Z | | HOUSE–(M–Z) |
| | Subdivided by country | |
| Houses — Mexican | | HOUSE–Mex |
| | Adobe | ADO |
| Houses — Norwegian | | HOUSE–Nor |
| Houses — Prefabricated | | HOUSE–Pre |
| Houses — Remodeled | | HOUSE–Rem |
| Houses — Row | | HOUSE–Row |
| Houses — Solar | | HOUSE–Sol |
| Houses — South African | | HOUSE–Sou |
| Houses — Spanish | | HOUSE–Spa |
| Houses — Swedish | | HOUSE–Swe |
| Houses — Swiss | | HOUSE–Swi |
| Houses — Turkish | | HOUSE–Tur |
| Houses — Vacation | | HOUSE–Vac |
| Housework | | HOUSEW |
| | Advertising–Cleansers | ADV–Cle |
| | Advertising–Soaps | ADV–Soa |
| Housework — 1899 & earlier | | HOUSEW–18 |
| Housework — 1900s | | HOUSEW–19 |
| Housework — 2000s | | HOUSEW– 20 |
| Housework — Cartoons | | HOUSEW– Car |
| Housing | | HOUSI |
| Housing — Cartoons | | HOUSI –Car |
| Hovercraft | | HOV |
| Huguenots | | HUG |
| Human & other curiosities | | HUM |
| Humor | | HUMO |
| Humor — Advertising | | HUMO–Adv |
| Hungary | | HUN |
| Hungary — A–Z | | HUN–(A–Z) |
| Hungary — Budapest | | HUN–Bud |
| Hungary — History | | HUN–His |
| Hungary — History–1899 & earlier | HUN–His–18 |
| Hungary — Industries | | HUN–Ind |
| Hungary — Life | | HUN–Lif |
| Hunger & starvation | | HUNG |
| Huns | | HUNS |
| Hunting | | HUNT |
| Hunting — 1899 & earlier | | HUNT–18 |
| Hunting — A–Z (Subdivided by country) | | HUNT–(A–Z) |
| Hunting — Africa | | HUNT–Afr |
| Hunting — Ancient | | HUNT–Anc |
| Hunting — India | | HUNT–Ind |
| Hurdling (Sport) | | HUR |
| Hydrofoils | | HYD |
| Hypnotism | | HYP |