Keywords: culebra cut culebracut gaillard cut gaillardcut panama panama canal panamacanal isthmian airways isthmianairways blackandwhite monochrome outdoor black and white Images from an album of images of the Panama Canal Zone from Milton Blackstone---Please Tag these images so that the information can be permanently stored with the digital file.---Repository: San Diego Air and Space Museum Images from an album of images of the Panama Canal Zone from Milton Blackstone---Please Tag these images so that the information can be permanently stored with the digital file.---Repository: San Diego Air and Space Museum |