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Médias: Collections- Médias: Images
- Année: 1859
- Creative Commons : by-nc-nd
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- Head Township ca.1859
Early surveyors, like William E. Logan, used Rochon micrometer telescopes and targets (disk on a calibrated pole) to measure distance. Each microscope had a different calibration and therefore a different range. The instruments were calibrated against a distance measured with a surveyors chain (also known as Gunter’s chain). One chain … Early surveyors, like William E. Logan, used Rochon micrometer telescopes and targets (disk on a calibrated pole) to measure distance. Each microscope had a different calibration and therefore a different …Head, Clara and Maria Public Library - Battle of Lundy's Lane
It is believed that this oil on canvas was created in the United States of America. The artist was born and died in the US. It depicts the Battle of Lundy's Lane which occurred in July 1814. American Infantry attacks, the wounded officer at center is Brigadier General Jacob Brown, … It is believed that this oil on canvas was created in the United States of America. The artist was born and died in the US. It depicts the Battle of … - Vaughan Estate Auction
This is an original poster with the announcement of Vaughan Estate Auction at Mr. George Simpson's Hotel at Richmond Hill, ON, on Tuesday, October 11, 1859. This is an original poster with the announcement of Vaughan Estate Auction at Mr. George Simpson's Hotel at Richmond Hill, ON, on Tuesday, October 11, 1859.Richmond Hill Public Library
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