Kниги автора Negretti and Zambra

A Treatise on Meteorological Instruments: Explanatory of Their Scientific .

A Treatise On Meteorological Instruments: Explanitory of Their Scientific Principles, Method of Construction, and Practical Utility

Negretti & Zambra's encyclop?dic illustrated and descriptive reference catalogue of optical, mathematical, physical, photographic and standard . instruments, manufactured and sold by them