Ronzi, Luigi - Autograph Lot [SCIENCE & EXPLORATION] In original stiff illustrated wrappers

In original stiff illustrated wrappers bound in three-quarter green cloth in marbled boards

1941) who has worked in film

soloist Hugo Gottersman performing Mendelssohn´s violin concerto

and dated in Geneve

It's also handwritten on verso by him

Ronzi, Luigi - Autograph Lot [SCIENCE & EXPLORATION] In original stiff illustrated wrappersItalian impresario (1805 1875), composer, and baritone who run a theatrical Agency in Florence during his lifetime. Set of 7 autograph letters in Italian (untranslated) signed by Luigi Ronzi, both dated 1872, and addressed to Innocenzo Canedi and a certain Azzolino, plus a set of 5 autograph letters signed by the Ronzi brothers such as Pollione and Stanislao (brothers of Luigi). Different sizes, lenghts, conditions, and formats (see scans provided).