On the length of the pendulum
Subtitle: in a reply to a letter contained in no. XVI of the "Quarterly journal of science"
By: by William Watts.
Series: Landmarks of science II
Publisher: Printed for A. Constable
Published: 1820
Place of publication: Edinburgh
Language: eng
Format: Microform
Number of pages: 32
Subjects: Pendulum.
Notes: Microfiche. New York, N.Y. Readex Microprint Corporation, [1985?] (Landmarks II)

In The Edinburgh philosophical journal, v. 3 (1820), p. 27-32.