Keuffel & esser co. Surveying & mining aneroid compensated. This is an 1892 keuffel & esser co barometer/altimeter used by the pennsylvania railroad in the original leather case. The barometer measures 5 inches in diameter. The leather case has some wear. Please also see our “other items” for more antiques, art and collectibles. On your next trip to. Don’t miss out on this one! 14 day return. Please notify us within 3 days upon receiving the item if you need to return it. You must return an item in the same condition as it was received. Items certified or graded by a third-party service must be returned in original, unopened packaging, frame, or display case, with no evidence of tampering.The item “1892 Pennsylvania Railroad Keuffel & Esser Co Barometer / Altimeter in Case” is in sale since Thursday, December 18, 2014. This item is in the category “Collectibles\Transportation\Railroadiana & Trains\Hardware\Tools”. The seller is “bluecrabantiques” and is located in Annapolis, Maryland. This item can be shipped worldwide.