REMOVE

1. Fairfield
2. Unidentified (PA)

WHAT

1. Slate (2)
2. Abstract Designs (1)
3. Geometric Designs (1)

WHERE

1. Pennsylvania (2)

WHO

1. Porter, John (1)
2. S., M. (1)

WHEN

1. 1771 (1)
2. 1772 (1)