REMOVE

1. negative
2. Opera singers.
3. Nitrate negatives
4. Photographs
5. Library of Congress Prints a …
6. 1921 Feb. 1

WHAT

1. Cityscape (1)
2. Drawings and Watercolors (1)
3. Graphite and wash on laid … (1)
4. Religious (1)

WHERE

1. European; Southern Europe … (1)
2. Italy (1)

WHO

1. Bonavia, Carlo (1)
2. Fine Arts Museums of San … (1)

WHEN

1. 1733 (1)
2. 1740 - 1788 (1)
3. 1766 (1)
4. mid 18th century (1)