A text-book of assaying : for the use of those connected with mines /
Beringer, C.
A text-book of assaying : for the use of those connected with mines / by C. and J. J. Beringer ; revised by J.J. Beringer. - Fifteenth edition - xvi, 471 pages : illustrations ; 20 cm. - Griffin's scientific text-books .
Includes index.
Assaying.
TN550 / BER
A text-book of assaying : for the use of those connected with mines / by C. and J. J. Beringer ; revised by J.J. Beringer. - Fifteenth edition - xvi, 471 pages : illustrations ; 20 cm. - Griffin's scientific text-books .
Includes index.
Assaying.
TN550 / BER