#Repost @digspgh ・・・ This stunning picture is a mystery. On the back of it, in barely legible handwriting, is a date: Dec. 15, 1951. Check out @digspgh for the full story. #Pittsburgh #PGH #412 #Pittsburghhistory #PGDigs #PGPhotos #blackandwhite #retro #vintage #photography #planes #flying #airforce #mystery #Pittsburghmysteries