Carlzon, Carl

Unable to find birth/death dates.  There is a Swedish geologist Carl Carlzon, whose last publication I found was in 1920.  there is a C.A. Carlsson listed as a forester in Sweden in 1904.

With those dates, I am going to assume C Carlzon's materials are in the public domain.

If additional information is available, please let me (Gary) know, using the link on the home page.