Good write up by John Romain
https://nam01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fvintageaviationecho.com%2Fbf109e%2F&data=02%7C01%7C%7C63b0b962f43b450a58e008d5ba7161bc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636619918489091275&sdata=E7sAiEbF3FQQWcsN6ocgTgp7NxxBFNUVH3zuM5BFzLg%3D&reserved=0 (https://nam01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fvintageaviationecho.com%2Fbf109e%2F&data=02%7C01%7C%7C63b0b962f43b450a58e008d5ba7161bc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636619918489091275&sdata=E7sAiEbF3FQQWcsN6ocgTgp7NxxBFNUVH3zuM5BFzLg%3D&reserved=0)
Bounder