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Picture

H-22510

Found with locks by Union Door knob. Knob attachment based on US patents # 255,858 and #261,604 by O.M. Hidden. The spindle went the outer knob, the serrated end was gripped a U shaped piece. The inner knob was slid over the piece and a screw used to pull the knob tight. Note the end of the spindle and the head of the screw are brass clad.

School:

Vernacular

Manufacturer:

Union Door Knob

Dates:

c. 1890

 Union

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Antique Doorknob Collectors of America
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  • Home
  • About
  • 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
    • P-900 - ID Needed
  • R
    • R-10000
  • S
    • S-100 Enameled Knobs
    • S-200 Enameled Escutcheons
    • S-600
    • S-700
  • V
  • W
  • Updates
  • Join the ADCA
  • Where to Buy
  • Manufacturers
  • Scholarships
  • Contact Us