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Subjects
- Arithmetic--Problems, exercises, etc.[remove]11
- Education--United States--History--19th century.[remove]11
- Arithmetic--Study and teaching.10
- Mathematics--Study and teaching.9
- Penmanship, American.5
- Fractions--Study and teaching.3
- Geometrical drawing.3
- Geometry--Problems, exercises, etc.3
- Surveying--Study and teaching.3
- Angles (Geometry)2
- Buildings.2
- Geometry--Study and teaching.2
- Surveying--Problems, exercises, etc.2
- Weights and measures.2
- Windmills.2
- Accounting--Study and teaching--Pennsylvania.1
- Accounting--Study and teaching.1
- Arithmetic--Study and teaching--Pennsylvania.1
- Bookstores.1
- Calligraphy.1