RARE \"American Astronomer\" Leon Campbell \"Cut\" Signature Todd Mueller COA For Sale
![RARE \](img-large/g/8RcAAOSw3AJhopCs/s-l1600/RARE-American-Astronomer-Leon-Campbell-Cut-Signatu.jpg "RARE \")
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
RARE \"American Astronomer\" Leon Campbell \"Cut\" Signature Todd Mueller COA:
$499.99
Official PayPal Conversion Rates Add Currency Converter To Your Items Leon Campbell(January20, 1881 – May 10, 1951)was anAmericanastronomer.Heis noted for his observations ofvariablestarsat theHarvard College Observatory. He served asRecorder of Observations for theAAVSOfrom itsearliest days in 1915, and continued until his retirement in the 1940s. (Thetitle was later changed to Director of the AAVSO.) He also published a numberof papers and a pair of books on the topic of variable stars.
Related Items:
Native American Rare Early Vintage Zuni Sterling Silver Rainbowman Pin Brooch
$525.00
Rare 1927 Photo Damaged American Ship CHILLICOTHE in Sydney Harbor Sails Boat
$274.99