Subjects
- Manuscripts (document genre)8
- Maps2
- Maps (documents)2
- Mathematics--Study and Teaching7
- Mathematics--Study and teaching--Virginia--History3
- Mathematics—Study and teaching2
- Matthew Whaley School (Williamsburg, Va.)3
- Measurement1
- Mechanics1
- Medals1
- Medical students2
- Medicine--Formulae, receipts, prescriptions1
- Medicine--Maryland--History1
- Medicine--Pennsylvania--History2
- Medicine--Practice--United States2