Each is 3.5x5.5" and all are c. teens. One features photo of the Wright brothers. Others all feature bi-planes and pilots including two with Wright brothers planes. Images include bi-planes flying over Kendallville, Ind., French postcard with aviatrix Mademoiselle La Baronne, bi-plane flying over Stonehenge with handwritten ink text on front "A Contrast - Ancient Versus Modern", and real photo card titled "The Late Arch Hoxey In Flight. Dominguez Field Dec. 1910" postmarked on reverse from "International Aviation Meet" in Los Angeles in 1912. Scattered lt. dust soil and bit of wear around edges, real photo postcard has a few tiny surface paper pieces gone at extreme bottom edge. Group is overall Fine. Wonderful early images.