Help determine what kind of picture and who its author
 

And also help to evaluate.

vadim83, show you the rights to display items for evaluation and attribution appear at the top of the column "Rating, attribution"

The author is unlikely to define, but portrayed, in some surveys, it is possible. He obviously was a priest of the military department.

It seems that a) depicts John of Kronstadt, b) print.

He is.

seems this is not painting and printing ..........:(

Similarly, oleograph. Type icons Jacquot and Bonakera.

This is a photograph of protoireya Father John Sergiev (righteous John of Kronstadt), he personally approved for replication.