| Category | Reference Requests | Number | Format | % of total non-Civil War requests | % of total reference requests |
| Specific People | Specific persons | 106 | P | - | - |
| Specific politicians (includes Ohio presidents) | 59 | P | - | - | |
| Specific Afro-Americans | 5 | P | - | - | |
| Specific Native American Tribes | 4 | P | - | - | |
| Specific Native Americans | 3 | P | - | - | |
| Laddie Boy: President Harding's dog | 2 | P | - | - | |
| Warren G. Harding with wife | 1 | V/F | - | - | |
| Specific athletes | 2 | P | - | - | |
| R.B. Hayes on the telephone | 1 | P | - | - | |
| Jesse Owens Interview | 1 | A | - | - | |
| Pretty Boy Floyd: funeral parlor photos | 1 | P | - | - | |
| Specific families | 1 | P | - | - | |
| Presidents from Ohio | 1 | P | - | - | |
| Farmers | 1 | P | - | - | |
| Ohio Agricultural Department Directors | 1 | P | - | - | |
| CATEGORY TOTAL | 189 | - | 32% | 24.6% | |
| Geographic areas | Specific cities & towns | 22 | P | - | - |
| Towns in specific counties | 5 | P | - | - | |
| Rural Ohio | 4 | P | - | - | |
| Specific neighborhoods | 4 | P | - | - | |
| Scenic river scenes | 1 | P | - | - | |
| Oberlin, Ohio | 1 | V/F | - | - | |
| Aerial photograph: Columbus | 1 | P | - | - | |
| Columbus at turn of century | 2 | V/F | - | - | |
| Early shots of OSU campus | 1 | V/F | - | - | |
| Early Columbus street scenes | 1 | P | - | - | |
| Cincinnati riverboats 1850s | 1 | P | - | - | |
| Specific county: farm photos | 1 | P | - | - | |
| Aerial photograph: Greene County | 1 | P | - | - | |
| Specific county: Industrial photos | 1 | P | - | - | |
| Generic city streets 1920s | 1 | P | - | - | |
| Specific natural areas | 1 | P | - | - | |
| Put-in-Bay | 1 | P | - | - | |
| Summit County WPA projects | 1 | P | - | - | |
| Natural features of the Whittier Peninsula | 1 | P | - | - | |
| Caesar Creek Lake | 1 | P | - | - | |
| CATEGORY TOTAL | 52 | - | 9% | 6.8% | |
| Buildings/structures | Specific buildings | 39 | P | - | - |
| Ohio president's homes | 7 | P | - | - | |
| Ohio Pen photographs | 3 | P | - | - | |
| Cedar Point | 3 | P | - | - | |
| Crystal Beach Amusement Park | 1 | P | - | - | |
| Silver Lake Amusement Park | 1 | P | - | - | |
| Ohio Stadium | 1 | P | - | - | |
| Neil Farm (OSU) | 1 | P | - | - | |
| Specific railroad depots | 2 | P | - | - | |
| Specific train trestle | 1 | P | - | - | |
| Columbus Union Station | 2 | P | - | - | |
| Crowded Columbus hospitals | 1 | P | - | - | |
| Crowded Port Columbus airport | 1 | P | - | - | |
| Early-American bridge types | 1 | P | - | - | |
| White Castle restaurant parking lot | 1 | P | - | - | |
| Cleveland Public Square | 1 | P | - | - | |
| Cleveland Playhouse | 1 | P | - | - | |
| Ohio State House | 1 | Ambrotype | - | - | |
| Pre-1900 iron or wood bridge trusses | 1 | P | - | - | |
| Mission for the Friendless | 1 | P | - | - | |
| Institution for the feeble-minded | 2 | P | - | - | |
| Farms | 1 | P | - | - | |
| Old Indian villages | 2 | P | - | - | |
| Horse-drawn school buses | 1 | P | - | - | |
| Schools | 1 | P | - | - | |
| Old barns | 1 | P | - | - | |
| Hoover Dam construction | 1 | P | - | - | |
| Specific covered bridges | 1 | P | - | - | |
| Columbus jewelry stores | 1 | P | - | - | |
| Pool halls | 1 | P | - | - | |
| Interior of a 19th century photo studio | 1 | P | - | - | |
| CATEGORY TOTAL | 83 | - | 14% | 10.8% | |
| Ethnic, Racial, and Regional | Blacks voting (Cleveland) | 1 | P | - | - |
| Blacks & Indians meeting | 1 | P | - | - | |
| Bibliography of Black history sources | 1 | A | - | - | |
| Women's Liberation Movement: | 1 | V/F | - | - | |
| Battered women footage | 2 | V/F | - | - | |
| Commuting sentence of women on | 1 | V/F | - | - | |
| Women's roles in the Western | 1 | P | - | - | |
| All-women trans-American air race | 1 | P | - | - | |
| Eastern European immigrants | 1 | P | - | - | |
| Immigrant groups (families) | 1 | P | - | - | |
| Amish | 1 | P | - | - | |
| Amish barn-raising | 1 | V/F | - | - | |
| Shaker lifestyle | 1 | P | - | - | |
| Appalachian culture | 1 | V/P | - | - | |
| Jewish reform movement | 1 | V/F | - | - | |
| Inter-racial couple in Marion, 1950s | 1 | P | - | - | |
| Indians taking census (1900-1910) | 1 | P | - | - | |
| Indian council meeting | 1 | P | - | - | |
| Indian Medicine Man | 1 | P | - | - | |
| Indians standing in rays of sunlight | 1 | P | - | - | |
| Indians getting haircut | 1 | P | - | - | |
| Images of Indians & corn together | 1 | P | - | - | |
| CATEGORY TOTAL | 23 | - | 3.9% | 3.0% | |
| Other | UFOs | 1 | V/F | - | - |
| Night shot of a four-lane highway, 1950s | 1 | V/F | - | - | |
| Cleveland's purple gang (bootleggers) | 1 | V/F | - | - | |
| Sam Shepard wrestling | 1 | V/F | - | - | |
| High School basketball tournament games | 1 | V/F | - | - | |
| 1972 state wrestling finals | 1 | V/F | - | - | |
| Industrial softball leagues | 1 | V/F | - | - | |
| W.W.II PT boat | 1 | V/F | - | - | |
| Model T car crashes | 1 | V/F | - | - | |
| Early auto racing in Ohio | 1 | V/F | - | - | |
| Early automobiles | 1 | P | - | - | |
| Westcott cars | 1 | P | - | - | |
| Manufacturing processes | 1 | V/F | - | - | |
| Preparing flax | 1 | V/F | - | - | |
| Harvesting flax | 1 | V/F | - | - | |
| Harvesting & preserving food | 1 | V/F | - | - | |
| Recreation: Indian Lake | 1 | V/F | - | - | |
| Political campaign commercial | 1 | V/F | - | - | |
| People watching Glenn's first space flight on TV | 1 | V/F | - | - | |
| Manufacturing processes | 1 | V/F | - | - | |
| Someone tap dancing on the Jack Shirek Show | 1 | V/F | - | - | |
| Singing group: "the 4 Mints" | 1 | V/F | - | - | |
| Video dealing with drugs | 1 | V/F | - | - | |
| Social & legislative history of marijuana | 1 | V/F | - | - | |
| Interstate highway with trucks | 1 | V/F | - | - | |
| "Welcome to Ohio" road sign (1950s) | 1 | V/F | - | - | |
| Gasline/pipeline break | 1 | V/F | - | - | |
| Small-town truck accident w/hazardous waste | 1 | V/F | - | - | |
| Hazardous waste accidents | 1 | V/F | - | - | |
| Chemical plant explosion on waterway | 1 | V/F | - | - | |
| Explosions | 1 | P | - | - | |
| Tornadoes | 1 | V/F | - | - | |
| Images of western expansion | 1 | P | - | - | |
| Columbus businesses | 1 | P | - | - | |
| Baseball bat factory in Milan, Ohio | 1 | P | - | - | |
| Roseville Pottery | 1 | P | - | - | |
| United Verde Copper Company | 1 | P | - | - | |
| Lustron Corporation factory scenes | 1 | P | - | - | |
| Mining machinery | 1 | P | - | - | |
| Plant lay-offs | 1 | P | - | - | |
| Presidential coins | 1 | P | - | - | |
| Specific tree: Centennial Oak | 1 | P | - | - | |
| Images with a corn motif | 1 | P | - | - | |
| Images of "coach lace" used in railroad cars | 1 | P | - | - | |
| Electric railways | 1 | P | - | - | |
| Specific railroad companies | 1 | P | - | - | |
| Headlight of a C & O Railroad Engine | 1 | P | - | - | |
| Technology in the 20th century | 1 | P | - | - | |
| Mechanical television | 1 | P | - | - | |
| Wine-making in Ohio | 1 | P | - | - | |
| Early washing machines | 1 | P | - | - | |
| Early radio shows | 1 | A | - | - | |
| Early crystal radio | 1 | P | - | - | |
| Premier of a specific motion picture | 2 | P | - | - | |
| Circus trains | 1 | P | - | - | |
| Table settings/people eating | 1 | P | - | - | |
| Boards of women managers | 1 | P | - | - | |
| A Side chair (1840-50) | 1 | P | - | - | |
| Furniture images (History) | 1 | P | - | - | |
| Roll-top desk | 1 | P | - | - | |
| Images of specific decades (I.e. 1960s) | 1 | P | - | - | |
| 1900s office | 1 | P | - | - | |
| 1930s office scene | 1 | P | - | - | |
| 1950s photocopier | 1 | P | - | - | |
| Marching bands | 1 | P | - | - | |
| CATEGORY TOTAL | 66 | - | 11.3% | 8.6% | |
| State Government | House sessions | 1 | V/F | - | - |
| Interiors of the Ohio General Assembly | 1 | P | - | - | |
| House of Representatives calendar | 1 | P | - | - | |
| 1912 state primary images | 1 | P | - | - | |
| State House Activities | 1 | P | - | - | |
| CATEGORY TOTAL | 5 | - | 0.9% | 0.7% | |
| Known Items | Prints of known photographs | 39 | P | - | - |
| Known engravings/paintings/illustrations | 16 | P | - | - | |
| Known films | 12 | V/F | - | - | |
| Known maps in OHS collection | 7 | P | - | - | |
| Image of "Mastodon butchery" OHS display | 1 | P | - | - | |
| Known images from "Timeline" | 4 | P | - | - | |
| Specific newspaper headlines | 2 | P | - | - | |
| Known newspaper page | 1 | P | - | - | |
| Known image from newspaper | 1 | P | - | - | |
| Known collection: ID images | 1 | P | - | - | |
| Engravings of Amos Doolittle | 1 | P | - | - | |
| Handbook: "Riots near White Castles" | 1 | P | - | - | |
| Etching of Worcestor Lunatic Asylum | 1 | P | - | - | |
| ID Known photographs | 5 | P | - | - | |
| ID persons depicted in "Greenville Treaty" | 1 | P | - | - | |
| ID location of a Columbus photograph | 1 | P | - | - | |
| CATEGEORY TOTAL | 94 | - | 16.1% | 12.2% | |
| Ohio History | Archaeological artifacts (Ohio) | 20 | P | - | - |
| Mica objects (archaeological artifacts-Ohio) | 1 | P | - | - | |
| Buckeye Furnace (OHS site) | 1 | P | - | - | |
| Serpent Mound | 1 | P | - | - | |
| Life in Ohio: 1750-1800 | 1 | P | - | - | |
| Images of Franklinton | 1 | P | - | - | |
| Sniper training camp (Camp Perry) | 1 | P | - | - | |
| W.W.II: Lucky Strike Camp | 1 | P | - | - | |
| Suffrage/prohibition movements | 1 | P | - | - | |
| Images of the pioneering experience | 1 | P | - | - | |
| Laying telephone cable | 1 | P | - | - | |
| Canal scenes | 2 | P | - | - | |
| Travel in the 1830-40s | 1 | P | - | - | |
| Taverns or Inns from the 1830s | 1 | P | - | - | |
| Ohio forts | 1 | P | - | - | |
| Specific memorials | 1 | P | - | - | |
| Historic Ohio documents | 1 | P | - | - | |
| Specific military camps | 1 | P | - | - | |
| Highway construction (1910-30) | 1 | P | - | - | |
| Battle of Fallen Timbers | 1 | P | - | - | |
| Fort Meigs: War of 1812 | 1 | P | - | - | |
| W.W.II housing: Blennerhasset Island | 1 | P | - | - | |
| Steamboats | 3 | P | - | - | |
| Steamboat workers | 1 | P | - | - | |
| Historic water uses (mills, transportation, etc.) | 1 | P | - | - | |
| Battle of Lake Erie | 1 | P | - | - | |
| Videos about Ohio History | 1 | V/F | - | - | |
| CATEGORY TOTAL | 49 | - | 8.4% | 6.4% | |
| Posters, Broadsides, Cartoons, Maps |
W.W.I wheat production posters | 1 | P | - | - |
| Nautical map of Lake Erie | 1 | P | - | - | |
| Pre-1900 Ohio maps | 1 | P | - | - | |
| Horehound candy: advertising cards | 1 | P | - | - | |
| Specific poster: railroads | 1 | P | - | - | |
| Women's suffrage materials | 1 | P | - | - | |
| Specific cartoons: prohibition | 2 | P | - | - | |
| Cartoons of presidents | 1 | P | - | - | |
| CATEGORY TOTAL | 9 | - | 1.5% | 1.2% | |
| Events | Ohio State Fair | 8 | P | - | - |
| 1924 Republican National Convention (Cleveland) | 1 | P | - | - | |
| McKinley inauguration parade | 1 | P | - | - | |
| Dayton flood 1913 | 1 | P | - | - | |
| 1913 flood | 1 | P | - | - | |
| W.W.I Armistice celebration | 1 | P | - | - | |
| McKinley inauguration: Black Horse Troop | 1 | P | - | - | |
| Ohio Exposition | 1 | P | - | - | |
| CATEGORY TOTAL | 15 | - | 2.6% | 2.0% | |
| Total: Non-Civil War Reference Requests | 585 | - | (100%) | 76.2% | |

TITLE/T.O.C. | CHAPTER I | CHAPTER II | CHAPTER III | CHAPTER IV
CHAPTER V |
Appendix A |
Top of Page |
Appendix B |
Appendix C |
Appendix D