Sent by Sydney Barber Josiah Skertchly, [address not recorded] to Alfred Russel Wallace [address not recorded] on 12 February 1910.
No summary available at this time.
A typical letter .
Ink sketch of a wallaby on first page and ink sketch of geologic section 'Old Palaeozoic' re. 'unconformity in the Wallace/Skertchly series' and Wallace's line