Rosin-Salviati Murano glass bookends having a clear to rose sculpted glass top above a smoked glass rectangular base. Both signed, "Rosin-Salviati, Venezia", and one retaining its "Salviati & C.-Murano" gilt label.
Loredano Rosin was a noted glass sculptor and was a master glassblower at Salviati & Co, Venice, Italy. Probably after a design by Luciano Caspari, Circa 1965-1970.
Brass Compound Microscope by Camille Sebastien Nachet (1799 - 1881)*, with U-shaped base, single tube rack focus, rectangular stage, planar mirror, and mahogany carrying case. In 1851 Nachet was awarded a gold medal at the Great Exhibition for the quality of the workmanship of his instruments.
* Nachet moved his business to 17, rue St. Severin, Paris in 1862 (see enlargement #5). ...click for details