IN this small treatise the Deviation of the Compass in iron ships is professedly dealt with as a matter of observation, and distinct generally from magnetic science and the mathematical investigations ...

IN the July issue of Science Progress, Mr. N. H. de V. Heathcote brings together the data at present available for fixing the date of the discovery of the deviation of the compass from true north. The ...

Thanks to everyone who took the time to reply to last week’s survey on swinging our compasses. We got a large and fun response. First, 44% do swing their compass from time to time and 77% do it ...