THE SHAPE OF STRADIVARI VIOLINS by David Woodrow, 1991, isbn 1-870952-01-4, On the geometry of the shapes of Stradivari instruments, no 26 of 500, with a inscription from the author to Roger Hargrave
HOW MANY STRADS? by Ernest N Doring, 1945, Leather bound. First printing, 1102 of 1400
THE "SECRETS" OF STRADIVARI by Simone F Sacconi, 1979, in English, Letaher bound. With annotations by Roger Hargrave
THE STRADIVARI LEGACY by Carlo Chiesa, Duane Rosengard, 1998, isbn 0-952019-2-5, On the will and testamant of Stradivari, Leather bound, with case
Letter: Roger Graham Hargrave (photocopy) (Jul 2 2025) Photocopy of letter by R. G. Hargrave dated July 2 2025