00693cam a2200193 4500 80092314 TxAuBib 20060718120000.0 110618s2011||||||||||||||||||||||||eng|u 36457 Project Gutenberg PGUSA eng TxAuBib Zambra, Joseph. A Treatise on Meteorological Instruments Explanatory of Their Scientific Principles, Method of Construction, and Practical Utility [Gutenberg] / by Joseph Zambra and Henry Negretti. Project Gutenberg, 2011. Project Gutenberg. Freely available. Electronic text. Negretti, Henry. http://www.gutenberg.org/license Rights