3 matching record(s)
file W (Stack)Clifford, C. F.
"The Magnetic Escapement Applied to Pendulum Clocks"
offprint from the Horological Journal, April 1948, separately paginated. A Lecture to Members of the British Horological Institute. Presented by C. P. Horstmann Esq.
[1988-151/1]
1948
file W (Stack)Clifford, C. F.
"Magnetic Escapement Development"
offprint from Horological Journal, vol. XCI, June 1949, pp. 358-359 (3 pages in offprint). B. H. I. Lecture. Presented by C. P. Horstmann Esq.
[1988-151/2]
1949
file W (Stack)Clifford, C. F.
"Development of the Magnetic Escapement"
photocopy from Horological Journal, April 1962, pp. 214-217.
[1998-131]
1962