A couple more good reference books with lots of info that may interest people in Flight Test are....
1) British Prototype Aircraft by Ray Sturtivant ISBN 1-85648-221-9
2) The X Planes - X1 to X31 by Jay Miller ISBN 0-517-56749-0
Both books are of the "table top reference" type with lot's of photographs, flight records and incident records.
(ps) note for Pilot DAR,..... Maurice Rose'meyer (who's books you mentioned above) celebrated his 90th birthday on the 22 Sep 2018