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Picture

M-13740

Drum style. Based on design patent # D9709, Jan. 16, 1877 by Jahn W. Tiemann, William Simpson, Jr.,  and John Collins. The patent is for designs "consisting of parallel elevations and depressions, having one or more rows of dots on the elevations or in the depressions." Assigned to Hopkins & Dickinson.

School:

Vernacular

Manufacturer:

Hopkins & Dickinson

Dates:

c. 1877

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Antique Doorknob Collectors of America
All Rights Reserved
  • Home
  • About
  • Scholarships
  • Contents:
  • A
  • B
  • C
  • D
  • E
  • F
  • G
  • H
  • I
  • J
  • K
  • L
  • M
  • N
  • O
  • P
    • P-100 Seals
    • P-200 Symbols/Words/Logos
    • P-400 Multi-Letter
    • P-600 Schools
    • P-700 Single Letter
    • P-800 Fraternal/Service
  • S
    • S-100 Enameled Knobs
    • S-200 Enameled Escutcheons
    • S-600
    • S-700
  • V
  • W
  • Updates
  • Join the ADCA
  • Convention
  • Where to Buy
  • Manufacturers
  • Contact Us