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William Donald Napier
Identifiers
Open Library
OL7473027A
Top Subjects
Rubber (1)
Oral Hygiene (1)
Home Care Dental Devices (1)
Toothbrushing (1)
Great Britain (1)
Books by William Donald Napier
Total count: 1
Specification of William Donald Napier
rubbers for the teeth and gums
Great Seal Patent Office
1861-01-01