E. H. Glasins books & textbook
Antiquarian Horology : Hamilton Marine Chronometer, No. 503; the Oldest " Zaanse Klok "; the 13th Century " King Hezekiah " Water Clock; English Grand Sonnerie Clocks; Inland Longcase Clocks with Moon and Tidal Dials and Investigation (Vol. 19, No. 3 Spring 1991)
A. G. Randall E. H. Glasins John H. Combridge
Atiquarian Horological Society /1991T Journal
