Image from the Biodiversity Heritage Library.
Contributed by American Museum of Natural History Library.
| www.biodiversitylibrary.org
Transcription
"Etah June 15th 1919"
North Greenland
The early morning
low tide fell to the
8, 13 mark
++
The morning
high water reached
the 12, 9.5 mark
**
The afternoon low tide
fell to the 6, 5.3
mark
***
the evening high tide
rose at 15.2.5
mark