Document Details Sistemi orari a confrronto [A scholarly/theoretical article in the Italian Magazine OROLOGI SOLARI, p.64-72] numerous illustrations:
Number of documents found: 7
- Title: American Watchmaker [The?]- Esemblograph Special Issue
- Author: Charles Purdom
- Publisher:
Keywords: equipment practical
Other Keywords: Esemblograph
Language: ENG
Notes: Special; issue of The American Watchmakers Magazine dedicated to Esemblograph
Edition: 1950 -- Copyright: 1950
Kind: Manual
Type: Watch (general)
Geographic area: USA
Topic: Repair
Organization: NA/other -- Height in cm: 21
Print Status: 2 (1 means in print - 2 means out of print)
BHM No: 1686- Title: Is that so?
- Author: Charles Purdom
- Publisher:
Keywords: equipment
Other Keywords: Watchmaster
Language: ENG
Notes: Sales Brochure for the "Watchmaster" watch timer
Edition: 1950 -- Copyright: 1950
Kind: TradeCat
Type: Watch (general)
Geographic area: USA
Topic: Adjust
Organization: Wholesale
Pages: 20 -- Height in cm: 22
Print Status: 2 (1 means in print - 2 means out of print)
BHM No: 1684- Title: It's Timing That Counts
- Author: W[illiam] H. Samelius, Charles Purdom
- Publisher:
Other Keywords: Watchmaster timer
Language: ENG
Notes: timing a watch balance (using watchmaster)
Edition: 1944 -- Copyright: 1944
Kind: Book
Type: Watch (general)
Geographic area: USA
Topic: Adjust
Organization: NA/other
Pages: 64 -- Height in cm: 23
Print Status: 2 (1 means in print - 2 means out of print)
BHM No: 3364- Title: Scientific Timing
- Author: Charles Purdom, Orville R. Hagans
- Publisher:
Keywords: theory practical how-to performance
Other Keywords: watchmaster
Language: ENG
Notes: Practical and theoretical textbook on adjusting watches based on Watchmaster timing machines
Edition: 1947 -- Copyright: 1947
Kind: Book
Type: Watch (general)
Geographic area: USA
Topic: Adjust
Organization: NA/other
Pages: 144 -- Height in cm: 21
Print Status: 2 (1 means in print - 2 means out of print)
BHM No: 5500- Title: The Watch Master Messanger - Voll.IV, No.10 -Published in the interest of Waatchmakers for the improvement of their Art - October 1946 issue
SubTitle: [A customer service/advertisig mailing]- Author: Samuel Levin, Charles Purdom, Robert C. Taylor
- Publisher:
Keywords: watch
Other Keywords: Watch-Master
Language: ENG
Edition: Oct 1946 -- Copyright: 1946
Kind: Periodical
Type: Timekeeper (general)
Geographic area: USA
Topic: Repair
Organization: Maker
Pages: 6 -- Height in cm: 27
Print Status: 1 (1 means in print - 2 means out of print)
Entered By: fortunat
BHM No: 23340- Title: Watchmaster - Watchmaker
- Author: Charles Purdom
- Publisher:
Keywords: textbook
Other Keywords: Watchmaster
Language: ENG
Notes: training manual for the Purholm course in "Watchmaster" 1940s USA
Edition: 1949 -- Copyright: 1949
Kind: Book
Type: Watch (general)
Geographic area: USA
Topic: Adjust
Organization: NA/other
Pages: 200 -- Height in cm: 23
Print Status: 2 (1 means in print - 2 means out of print)
BHM No: 1045- Title: Watchmaster Formula for Adjusting and Rating Three Position Commercial Watches
- Author: Charles Purdom
- Publisher:
Keywords: watch
Language: ENG
Notes: Manual for using the Watchmaster timing machine to ajust so called 'three position' watches
Edition: 1948 -- Copyright: 1948
Kind: Manual
Type: Watch (general)
Geographic area: Not Geographic
Topic: Adjust
Organization: NA/other
Pages: 59 -- Height in cm: 27
Print Status: 2 (1 means in print - 2 means out of print)
Entered By: fortunat
BHM No: 16384 - Publisher:
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