Hi, I have a 1958 Airstream Overlander that I need window assys for. 23 3/4 x 13 5/8 39 1/4 x 18 1/8 25x14 roof vent cover If you have any of these please let me know. Thanks, Steve Jones ___________________________ S&M Cycles and Accessories Steve Jones, Owner 602-321-0421 1294 E. Chelsea Drive Queen Creek, AZ, USA 85242