Author

John Voelcker

6 books found

Placeholder cover for Our South African birds

Our South African birds

Austin Roberts, John Voelcker, South African Bird Book Fund · First published 1941

Cover of Compensation for the unexhausted manurial values of feding stuffs and fertilizers

Compensation for the unexhausted manurial values of feding stuffs and fertilizers

John Augustus Voelcker · First published 1914

Placeholder cover for Interim report of the commissioners appointed in 1898 to inquire and report what methods of treating and disposing of sewage (including any liquid from any factory or manufacturing process) may properly be adopted ...

Interim report of the commissioners appointed in 1898 to inquire and report what methods of treating and disposing of sewage (including any liquid from any factory or manufacturing process) may properly be adopted ...

Iddesleigh, Walter Stafford Northcote 2d Earl of, George McGowan, Alexander Cruikshank Houston, George Bertram de Betham Kershaw, Robert Brooke Floris, Robert Steele Finlow, Colin C. Frye, John Augustus Voelcker, Sir Thomas Hudson Middleton, Baldwin Latham, R. A. Tatton, Edmund Albert Letts, Walter Ernest Adeney, Great Britain. Commissions. Sewage disposal · First published 1908

Placeholder cover for The valuation of unexhausted manures obtained by the consumption of foods by stock

The valuation of unexhausted manures obtained by the consumption of foods by stock

Voelcker, John Augustus. · First published 1903

Cover of Report on the improvement of Indian agriculture

Report on the improvement of Indian agriculture

John Augustus Voelcker · First published 1893 · Latest edition 1897

Placeholder cover for Contributions to agricultural chemistry

Contributions to agricultural chemistry

John Christopher Augustus Voelcker · First published 1858