Field Note Book Crocker Land Expedition 1913-1915 No. 53 Seismograph, 1916-1917
Page 57
Image from the Biodiversity Heritage Library. Contributed by American Museum of Natural History Library. | www.biodiversitylibrary.org
Transcription
June 1 half a second as the drum stopped revolving june 2 off at 732 one half of second alright but other half had recrossed no shock on at 7.34 am june 3 off at 7,35' on at 737 working well no shock june 4 off at 728 am on at 730 am working well no shock june 5 off at 7.31 am on at 733 am working well no shock june 6 off at 730 am on at 732 am working well no shock june 7 off at 7.34 am on at 7,36 am working well no shock