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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Biruni and the radius of the Earth by dip
From: George Huxtable
Date: 2011 Jan 7, 17:43 -0000
From: George Huxtable
Date: 2011 Jan 7, 17:43 -0000
I look forward to the forthcoming account of John Huth's students measuring slopes to 1/3500 (of a radian, as I deduce from Frank's explanation, or about an arc-minute), to see how they get on. George. contact George Huxtable, at george{at}hux.me.uk or at +44 1865 820222 (from UK, 01865 820222) or at 1 Sandy Lane, Southmoor, Abingdon, Oxon OX13 5HX, UK.