Biography
- American Encyclopedia - Biography (157)
- A History of Aeronautics (142)
- American Encyclopedia - History, I (141)
- American Encyclopedia - History, II (137)
- The History of the Telephone (134)
- Aeroplanes and Dirigibles of War (133)
- American Encyclopedia - Travel (132)
- The Story of Alchemy and the Beginnings of Chemistry (126)
- Dogs and All About Them (119)
- Putnam's Word Book (117)
- William Penn (603)
- John Howard (594)
- Count Rumford (518)
- II. THE PROGRESS OF MODERN ASTRONOMY (517)
- War with Russia - Alliance of England, France and Turkey (490)
- Peter the Great (472)
- Travels in Africa - Park Denham, Clapperton, Lander, and Others (465)
- Hernando Cortez (452)
- George Gordon, Lord Byron (430)
- Overland Journey to India (412)
- American Encyclopedia - Biography (549)
- American Encyclopedia - History, I (540)
- A History of Aeronautics (490)
- American Encyclopedia - History, II (479)
- American Encyclopedia - Travel (457)
- Aeroplanes and Dirigibles of War (445)
- The History of the Telephone (423)
- The Story of Alchemy and the Beginnings of Chemistry (402)
- Dogs and All About Them (390)
- Putnam's Word Book (389)
- Hernando Cortez (1,231)
- William Penn (1,138)
- John Howard (1,085)
- Count Rumford (977)
- War with Russia - Alliance of England, France and Turkey (967)
- Travels in Africa - Park Denham, Clapperton, Lander, and Others (922)
- Peter the Great (917)
- II. THE PROGRESS OF MODERN ASTRONOMY (901)
- George Gordon, Lord Byron (838)
- Overland Journey to India (780)