Reference numberMS/525/6/6/2/22
TitleLetter from Dugald Clerk to Joseph Edward Petavel, Physical Laboratory, The University, Manchester
Date10 March 1915
DescriptionAgreeing with Petavel that the first scheme would not work, requiring too much gas, or an impractical rate of oscillation in the mine. He is working on an alternative arrangement. He is very impressed with Petavel Artful Didger idea and suggestes that Petavel sets to work himself to carry it out. He is sending to Trinity House for the clock.
FormatCarbon copy
Access statusOpen
Fellows associated with this archive
NA7825Clerk; Sir; Dugald (1854 - 1932); mechanical engineer1854 - 1932
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