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: http://hea-www.harvard.edu/~fine/Observatory/_related_GrandRefractor-sketches.html
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Disclaimer: all content here is solely my own views, and in no way represents the views of my employer, or anyone else. Also, I'm documenting things as I learn about them, so expect frequent errors. Corrections will occur without notice and without a changelog at this point.
This page shows a list of all images related pictures in the same group.
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[link]1851 "Grand" Refractor Earliest source: Isaac Smith Homans. Sketches of Boston, past and present / and of some few places in its vicinity. Phillips, Sampson, and Company, 1851.sketches An etching (or engraving, I'm no expert) based on the Nutting/Sonrel lithograph above (or both images were based on an additional unkown source). |
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[link]Earliest source: Isaac Smith Homans. Sketches of Boston, past and present / and of some few places in its vicinity. Phillips, Sampson, and Company, 1851.sketches
Alternate copy of the Sketches of Boston Grand Refractor image.
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