2
by Jacob, William
Published 1831
J. Murray
Subjects: ...Precious metals...

3
by Snelling, Thomas
Published 1766
Printed for T. Snelling
Subjects: ...Precious metals / Mathematics...

4
by Silbermann
Published 1773
Arkstée & Merkus, et se vend à Paris, Chez Jombert
Subjects: ...Metals...

5
by Jacob, William
Published 1832
Carey & Lea
Subjects: ...Precious metals...

6
by Albertus
Published 1569
Apud I. Birckmannum & T. Baumium
Subjects: ...Metals...

7
by Whitworth, Joseph
Published 1840
J. Weale
Subjects: ...Metals / Surfaces...

9
by Senior, Nassau William
Published 1840
B. Fellowes
Subjects: ...Precious metals...

10
by Prévost, Alexandre-Louis
Published 1830
Imprimerie de G. Fick
Subjects: ...Precious metals / Assaying / France...

15
by Brodhagen, Peter Heinrich Christoph
Published 1802
Bachmann und Gundermann
Subjects: ...Metals...

16
by Snelling, Thomas
Published 1766
Printed for T. Snelling
Subjects: ...Precious metals / Assaying...

17
Published 1837
J.W. Parker
Subjects: ...Metals...

19
by Fonblanque, John
Published 1810
Printed for C. Chapple
Subjects: ...Precious metals...