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From Bidston Observatory

Combined display of all available logs of Bidston Observatory. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 03:42, 17 April 2022 CritterCompiler talk contribs created page File:Harrisson H4 Diamond Pallets.jpeg (Diamond endstones were said to give the chronometers the precision and longevity needed to keep time)
• 03:42, 17 April 2022 CritterCompiler talk contribs uploaded File:Harrisson H4 Diamond Pallets.jpeg (Diamond endstones were said to give the chronometers the precision and longevity needed to keep time)