Skip to content

Please be aware that some material may contain words, descriptions or illustrations which will not reflect current scientific understanding and may be considered in today's context inaccurate, unethical, offensive or distressing.


Plate 14 showing three figures, one British and two Indian, taking an observation using a telescope and pendulum of the type used and described by Captain Henry Kater. Inscribed below, 'The interior of part of the Observatory at Madras [Chennai, Tamil Nadu, India] with the Pendulum of Experiment suspended, and the preparatory adjustments making before commencing the observations of each day.' An original version of the same caption appears verso, but has been cropped. The work is inscribed with publication and plate details. Not signed. Royal Society stamp verso. Watermarked 'Tacey Wisd & Co 1819'. The manuscript for this paper is wanting.

Subject: Geodesy

Published in Philosophical Transactions as part of paper titled 'Observations for ascertaining the length of the pendulum at Madras in the East Indies, latitude 13° 4' 9", 1 N. with the conclusions drawn from the same' by John Goldingham.

Read to the Royal Society on 31 January 1822

Reference number
Earliest possible date
Physical description
Watercolour on paper, with paper mount
Page extent
2 pages

Creator name

John Goldingham

View page for John Goldingham

Use this record


John Goldingham, Painting, Madras Observatory interior by unknown artist, 1821, PT/73/9/12, The Royal Society Archives, London,, accessed on 23 May 2024

Link to this record

Embed this record

<iframe src="" title="Painting, Madras Observatory interior by unknown artist" allow="fullscreen" frameborder="0" width="100%" height="500px"></iframe>

Related Fellows

Explore the collection

  • Philosophical Transactions

    Dates: 1802-1865

    The 'Philosophical Transactions' collection comprises manuscript versions of papers published in The Philosophical Transactions of the Royal Society, the world’s first and longest continuously running journal dedicated to science.

    View collection