LES DEUS STRADIVARIUS DE DOMENICO DRAGONETTI by Claude Lebet, Biography of Dominico Dragonetti and the history of his two Stradivari violins, the Dradonetti and the Milanollo, no 241 of 500
ROMA & I SUOI LEUTARI by Claude Lebet, 2007, Rome and the Luthiers The story of Violin Making in Rome from the 16th Century to the 18th Century, With a card from the author to Roger Hargrave, no 6, with CD
LA POCHETTE DU MAITRE A DANSER by Claude Lebet, 1999, The Dancing Master's Lit, no 194 of 194
LE QUATUOR STRADIVARIUS "NICOLO PAGANINI" by Claude Lebet, 1994, La Correspondance de Jean-Baptiste Vuillaume a Achille Paganini
DICTIONNAIRE UNIVERSEL DES LUTHIERS, TOME III by Claude Lebet, 1985, First published 1985, R. G. Hargrave Stamp
Letter: Roger Graham Hargrave (photocopy) (Jul 2 2025) Photocopy of letter by R. G. Hargrave dated July 2 2025