Derek Roberts - Precision Pendulums - 1978-1984





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Three English-language books on precision pendulums by Derek Roberts, titled Precision Pendulums, first edition, in fine condition, 340 pages, format 35 cm by 25 cm, published 1978 to 1984.
Description from the seller
Precision Pendulum Clocks
Three books on precision timepieces in English.
Interspersed with black-and-white and color photos.
1. The Precision Pendulum Clock. D. Roberts 1978, 51 pages. Paperback, in good used condition. Briefly describes the development of the precision timepiece from Thomas Tompion to wall regulators with a running time of one year.
2. Precision Pendulum Clocks. D. Roberts 1986 describes the development of precision clocks, the development of precision escapements, pendulum and gear systems. Based on 32 extensively described timepieces with photographs.
3. Accurate Clock ~Pendulums R. Matthys Oxford University 2004, 260 pages. Hardcover with dust jacket in like-new condition. This book is a scientific treatise on the
Pendulum in precision timepieces and everything that goes with it, such as the suspension, the pendulum rod in various materials—wood, metal, invar, etc.—the pendulum body of metal, mercury, etc.
And the influence of atmospheric conditions, the cabinet, the type of wood used, etc.
Books for the collector who is interested in precision timepieces.
Shipped with Post NL Track & Trace at the buyer's risk.
Precision Pendulum Clocks
Three books on precision timepieces in English.
Interspersed with black-and-white and color photos.
1. The Precision Pendulum Clock. D. Roberts 1978, 51 pages. Paperback, in good used condition. Briefly describes the development of the precision timepiece from Thomas Tompion to wall regulators with a running time of one year.
2. Precision Pendulum Clocks. D. Roberts 1986 describes the development of precision clocks, the development of precision escapements, pendulum and gear systems. Based on 32 extensively described timepieces with photographs.
3. Accurate Clock ~Pendulums R. Matthys Oxford University 2004, 260 pages. Hardcover with dust jacket in like-new condition. This book is a scientific treatise on the
Pendulum in precision timepieces and everything that goes with it, such as the suspension, the pendulum rod in various materials—wood, metal, invar, etc.—the pendulum body of metal, mercury, etc.
And the influence of atmospheric conditions, the cabinet, the type of wood used, etc.
Books for the collector who is interested in precision timepieces.
Shipped with Post NL Track & Trace at the buyer's risk.

