E H Duckworth's research collection relating to John Benjamin Dancer, including lantern slides and boxes of correspondence, articles, negatives, photographs.
Binocular compound microscope, made by J. B. Dancer.
Binocular compound microscope, made by J. B. Dancer.
Box for binocular compound microscope, made by J. B. Dancer.
Spectroscope, made by J. B. Dancer, Manchester, c.1870.
Sixty-two microphotographs by J. B. Dancer, c.1860; catalogue nos: 1, 2, 14, 15, 18, 26, 27, 29, 31, 32, 37, 39, 51, 52, 57, 58, 63, 71, 72, 74, 89, 90, 94, 96, 99, 103, 104, 108, 114, 140, 148, 150, 167, 204, 220, 227, 228, 241, 244, 245, 246, 247, 248,
250, 262, 265, 268, 326, 339, 358, 371, 397, and several others.
