Czarewitch Alexei - Public domain portrait photograph

Bain News Service,, publisher...Czarewitch..[between ca. 1915 and ca. 1920]..1 negative : glass ; 5 x 7 in. or smaller...Notes:. Title from unverified data provided by the Bain News Service on the negatives or caption cards..Forms part of: George Grantham Bain Collection (Library of Congress)...Format: Glass negatives...Rights Info: No known restrictions on publication...Repository: Library of Congress, Prints and Photographs Division, Washington, D.C. 20540 USA