A review of George Graham's classic escapement, or, Dead-beat by design /
Aydlett, Guy D.,
A review of George Graham's classic escapement, or, Dead-beat by design / Dead-beat by design by Guy D. Aydlett. - 52 pages : illustrations ; 23 cm. - Supplement to the Bulletin of the National Association of Watch and Clock Collectors ; 8 . - Bulletin of the National Association of Watch and Clock Collectors. Supplement ; 8. .
Caption title.
"References and notes": pages 48-52.
Graham, George, 1673-1751.
Graham, George, 1673-1751.
Clocks and watches--Escapements.
Clocks and watches--Escapements.
Clock (general) USA Graham Dead-beat Escapement James, Kenneth Escapment Science
A review of George Graham's classic escapement, or, Dead-beat by design / Dead-beat by design by Guy D. Aydlett. - 52 pages : illustrations ; 23 cm. - Supplement to the Bulletin of the National Association of Watch and Clock Collectors ; 8 . - Bulletin of the National Association of Watch and Clock Collectors. Supplement ; 8. .
Caption title.
"References and notes": pages 48-52.
Graham, George, 1673-1751.
Graham, George, 1673-1751.
Clocks and watches--Escapements.
Clocks and watches--Escapements.
Clock (general) USA Graham Dead-beat Escapement James, Kenneth Escapment Science