Lot
2718 
Mexico, Observatorio Meteorológico Central, Mexico. Light red official handstamp on special U.P.U. formula card to Namub, Belgium, franked with 1895, 1c + 2c officials, uncanceled with "Mexico, D.F., 2 Jul, 95" cds, New York transit and receiving postmarks, including two similar unused formula cards, Very Fine. Estimate $150 - 200.
Realized: $250