Observations on Days of Unusual Magnetic Disturbance, Vol 1 Made at the British Colonial Magnetic Observatories, Under the Departments of the Ordnance and Admiralty 18401841 Classic Reprint
Add this copy of Observations on Days of Unusual Magnetic Disturbance, to cart. $29.12, new condition, Sold by Paperbackshop rated 4.0 out of 5 stars, ships from Bensenville, IL, UNITED STATES, published 2018 by Forgotten Books.
