December 2020
Page 9

Readers’ Letters (1)

John Moir recounts collaborating on a quirky equatorial dial for Mudchute Farm. Julian Greenberg corrects an obituary detail for David Young. Pete Caldwell asks readers to shed light on the proper pronunciation (Greek vs English) of the word 'gnomon'.
Dials: Equatorial, How Sundials Work, The BSS and Members

John Moir
Julian Greenberg
Pete Caldwell

December 2020
Page 32

An Amateur’s Attempt at a Vertical Declining Sundial

The author details his DIY project to design and install a polished slate vertical declining sundial on his house wall during the 2020 lockdown. The final design, featuring Roman numerals, the Equation of Time, and a musical 'treble clef' gnomon, was achieved through self-calculation (graphical method) and professional craftsmanship for cutting and fixing.
Construction Projects, DIY Sundial Projects, Dials: Vertical, Equation of Time

Pete Caldwell