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Subjects
- Arithmetic--Problems, exercises, etc.[remove]19
- Arithmetic--Study and teaching.17
- Mathematics--Study and teaching.14
- Education--United States--History--19th century.11
- Penmanship, American.6
- Weights and measures.6
- Geometry--Problems, exercises, etc.3
- Surveying--Study and teaching.3
- Angles (Geometry)2
- Arithmetic--Early works to 1900.2
- Buildings.2
- Fractions--Study and teaching.2
- Geometrical drawing.2
- Geometry--Study and teaching.2
- Money--United States.2
- Surveying--Problems, exercises, etc.2
- Windmills.2
- Women--Education--United States.2
- Accounting--Study and teaching--Pennsylvania.1
- Accounting--Study and teaching.1