Field Note Book Crocker Land Expedition 1913-1915 No. 53 Seismograph, 1916-1917
Page 62
Image from the Biodiversity Heritage Library. Contributed by American Museum of Natural History Library. | www.biodiversitylibrary.org
Transcription
Etah June 25 off at 7,33 am on at 7.35 am working very well no shock June 26 off at 7.23 am on at 7.26 am working well no shock June 27 off at 7.42 am on at 7.44 am working well but no shock June 28 off at 7.53 am on at 7.55 am working well no shock June 29 off at 8.23 on at 8.25 working well no shock the right hand does not make such perfect lines as the left one June 30 off at 8.19 on at 8.21 working well no shock both hand working perfect