Constellation Similarity Assertions
Ristad, D. G. (Ditlef Georgson), 1863-1938
No biographical history available for this identity.
Maybe-Same Assertions
There are 1 possible matching Constellations.
Ristad, D. G. 1863-1938.
http://n2t.net/ark:/99166/w6k38s6c (person)
No biographical history available for this identity.