TY  - GEN
T1  - Account of a new instrument for measuring small angles, called the prismatic micrometer.By the Rev. Nevil Maskelyne, D. D. F. R. S. And Astronomer Royal. Read at the Royal Society, December 18, 1777.
DA  - MDCCLXXVIII. [1778]
CY  - London :
AU  - Maskelyne, Nevil,
PB  - printed by J. Nichols (successor to Mr. Bowyer),
PP  - London :
PY  - MDCCLXXVIII. [1778]
N1  - The plate is that from the 'Philosophical Transactions', Vol.67.
N1  - Reproduction of original from British Library.
ID  - 529699
KW  - Prisms.
KW  - Angles (Geometry)
TI  - Account of a new instrument for measuring small angles, called the prismatic micrometer.By the Rev. Nevil Maskelyne, D. D. F. R. S. And Astronomer Royal. Read at the Royal Society, December 18, 1777.
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ER  -