United Kingdom. An Air Board Technical Notes Manual Province of China centrepiece insignia illustrating a tree

centrepiece insignia illustrating a tree and surrounded by the inscription "HONOR Y SERVICIO A DIOS Y A ESPANA" (Honour and Service to God and Spain)

1913-1924 issue

as the rank of Leading Seaman has been incorporated

maker makred “RM” at the base (Professor R

with inserted paper name plate inscribed "C

United Kingdom. An Air Board Technical Notes Manual Province of China centrepiece insignia illustrating a treeAn Air Board Technical Notes Manual with Rigging Notes for various aircraft (Bristol Fighter, De Havilland, etc.), first page named to Everill B. Horton, 22 Old River Road, Barrington, R. I., spine bound in black tape, fraying to edges and generally worn, near very fine.