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Previous Issue: Vol. 14, No. 343, Aug. 30, 1889
Next Issue: Vol. 14, No. 345, Sep. 13, 1889
The Julien Electric Traction System, pp. 157-158
Gold Extraction by a New Process, p. 158
An Improved Standard Clark Cell with Low Temperature Coefficient, p. 159
The Wenstrom Dynamo, pp. 159-160
The North American Mesozoic, pp. 160-166
Notes and News, p. 166
[Editorial Notes], pp. 166-167
The Mathematical Theories of the Earth, pp. 167-172
Among the Publishers, p. 172
Industrial Notes, p. 172
Previous Issue: Vol. 14, No. 343, Aug. 30, 1889
Next Issue: Vol. 14, No. 345, Sep. 13, 1889