Two new sliders for the state magic lanthern

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Two new sliders for the state magic lanthern
etching :
Plate mark: 9 x 13 1/8 inches (230 x 34 mm.); Design: 8 7/8 x 13 5/8 inches (229 x 335 mm.)
Purchased by J. Pierpont Morgan, 1900.
Peel 1348
Published: 
[Place not specified] : Published by W. Humphrey, December 29 1783.
Provenance: 
Formerly owned by Sir Robert Peel.
Inscription: 

Lower right corner, in pencil: NAB.

Notes: 

Watermark: Unknown.

Century: 
Classification: 
Department: