Janus: Papers of John Pond

RGO Archives/RGO 5 contains:
<-- See earlier
68	Mural circle observations
69	Observations of north polar distances
70	Original observations with Troughton's mural circle
71	Observations with Troughton's mural circle
72	Observations with Troughton's mural circle
73	Observations with Troughton's mural circle
74	Observations with Troughton's mural circle
75	Observations with Troughton's mural circle
76	Observations with Troughton's mural circle
77	Observations with Troughton's mural circle
78	Observations with Troughton's mural circle
See later -->

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Papers of John Pond

Title	Observations with Troughton's mural circle
Reference	RGO 5/73 (former reference: A2/95)
Covering Dates	1821
Extent and Medium	1 volume

Content and context

Original observations made with Edward Troughton's mural circle and two micrometers, October 1821. The observations were interrupted by Troughton putting additional braces onto the telescope.

Further information

Indexed

Index Terms

Troughton, Edward (1753-1835) scientific instrument maker

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