I was intrigued by the description of the Richard Whitehead dial in the BSS Register so I'm glad that you are investigating it. Whitehead was apprenticed to my hero Henry Wynne, who's large double horizontal dials feature azimuth scales. The one at Wrest Park (Bedfordshire) has an azimuth scale
I am interested in a pedestal dial in the English Lake District. My
interest is in the arrangement for finding the azimuth of the sun. The
dial is by Richard Whitehead, dated 1688, and a central compass rose is
divided into points, the points being further divided into one eighths
i.e.
Hello All,
For some time now I have been working on a
mean-time
dial using the suns azimuth. I have made a quarter scale
model and have posted some images and a description on my website www.sun-dials.net. If you go to WHAT'S
NEW there is a link to AZIMUTH DIAL at the foot of the page