| Accounting | Engineering_General | Livestock_Cattle | Refrigeration |
| Aeroplanes | Engineering_Hydraulics | Livestock_Rabbits_and_Cavies | Religion |
| Airships | Engraving_and_Woodcuts | Livestock_Sheep | Sanitation |
| Archery | Ethics | Livestock_Swine | Sewage |
| Architecture | Farming | Machine_Tools | Sewing |
| Astronomy | Farming_Corn | Machinerys_Reference | Shelter |
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| Banking | Farming_Fish | Mathematics | Shoemaking |
| Basketry | Farming_Grapes | Mechanical_Drawing | Shorthand |
| Bee_Journal_American | Farming_Potato_and_Sweet_Potato | Medical_Anesthesia | Silk_Culture |
| Bee_Journal_British | Firearms | Medical_Courses_US_Army | Sliderules |
| Beekeeping | Firearms_Manuals | Medical_Diagnostics | Smithing |
| Berries | Fishing | Medical_Emergency | Soap |
| Boilermaker | Food | Medical_Hypnotism | Steam_Engines |
| Bookbinding | Forestry | Medical_Medicine_1900-1922 | Stone_and_Masonry |
| Books_for_Boys_and_Girls | Forging_and_Casting | Medical_Microscopy | Sulphuric_Acid |
| Books_for_Young_Children | Formulas | Medical_Nursing | Surveying |
| Botany | Fuels | Medical_Obstetrics_1900-1922 | Survival_Individual |
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| Bridges_and_Dams | Glassmaking | Medical_X_Rays | Teaching_Civics |
| Butchering | Grapes_Wine_Raisins | Meteorology | Teaching_Penmanship |
| Canning | Great_Books | Mimeograph | Teaching_Phonics |
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| Chemistry | Hatmaking | Monasticism | Teaching_Readers_McGuffey |
| Christmas | Heating | Morality | Telegraph_and_Telephone |
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| Coffee_and_Tea | Herbalism | Navigation | Toys |
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| Cooking_and_Cookbooks | Horses | Painting_Drawing | Wagons_and_Coaches |
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| Encyclopedias | Leisure_Recreation_Magazine | Radio_73_Magazine | X_Scientific_American_Series 1 |
| Engineering_Drainage | Leisure_Whist | Railroads | X_Scientific_American_Series 2 |
| Engineering_Electrical | Lithography | Rat_Control | |
