Mike,I know that some went to Chatham library,and some went to the garrison church dock road,an old pal of mine was the curator at the time,ex shipwright.
Castle 261,never saw the ones you mentioned ,as far as I can recall those we were shown were of the inside of no 8shop,the boat house and the medical center,executed in pastel crayon nothing really recognizable,just a rough ,to me, hastily done sketch,seem to think the artist was a lady.
The story was Thay recived a fairly substantial retainer for there work,as I said at the time to my mind those I viewed were very poor quality,and all this time later I still hold the same opinion. To