LLoyd, George Graham, Horologist and Astronomer.
LLoyd, George Graham, Horologist and Astronomer.
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LLoyd, H. Alan: George Graham, Horologist and Astronomer. (p. 30-49 with 10 figures, in Journal of the Royal Xociety of Arts, No. 4861, 30 November 1951, Vol C). London, The Royal Society of Arts : G. Bell and Sons, 1951. 4° (25x17), viii, p. 25-52, publisher’s softcover, label on spine, note on front, tight and clean,
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 LLoyd, George Graham, Horologist and Astronomer. |