Yale College Observatory.
Y)v Leonard Waldo, the astronomer in charge, ha*, ri'conlly published his annual report of the watch-rating twills for first-clahs cortifioatcs for till- year i-Jidiug JiuU: 1, 18^4. Tho wiitchi-s wore- observed by him I'm- 4:3 days, tosfcud in fivr, jiotiitidiih. and subjected tt> li>;at an>l cold in the oven and refrigerator. The bi"-* roctu-d wai obtained by n keylcs watcli mad'j by the American Wall ham Watch Company. I'M,
Permanent link to this item
https://paperspast.natlib.govt.nz/newspapers/OW18850919.2.29.4
Bibliographic details
Otago Witness, Issue 1765, 19 September 1885, Page 15
Word Count
72Yale College Observatory. Otago Witness, Issue 1765, 19 September 1885, Page 15
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