":::::: Lets have a look at this map, Notice how Colon is on an island in the middle of the bay and Coco Solo is separated from Colon by Manzanillo bay: 
 

  

 :::::: On the following linked map (Larger Map of Colon, Panama) we can see that Colon has a hospital at the north end of the island. This hospital existed in 1936; the Coco Solo Hospital was built after 1941 by executive order of FDR after Pearl Harbor.     

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