Monument: ST. PETER'S SQUARE, WITH PAPAL PROCESSION - POPE PIUS XI
Image Date: - 1930S. POPE PIUS XI REIGNED FROM 1922 TO 1939, AND IN THIS PHOTOGRAPH LOOKS ELDERLY (CF. THE RANGE OF PHOTOGRAPHS ON GOOGLE; CF. ALSO OTHER 'SLIDE HOUSE' SLIDES - NOS.1777 -1798).
Comments on Photo: 8.2CM X 8.2CM POSITIVE GLASS SLIDE
Comments on Subject: NO PRINTED TITLE OR CAPTION. INSIDE GLASS, PRINTED SLIP ACROSS LOWER RIGHT CORNER : ' SLIDE HOUSE LD/ 52 QN. VICTORIA ST./ LONDON.' (BURTON-BROWN COLL.).