Perhaps the highest American authority on all the subjects discussed.

Wood, G. M.

1909. Suggestions to Authors of Papers Submitted for Publication by the United States Geological Survey with Directions to Typewriters. U. S. Geol. Survey, pp. 50. Washington.

Can be secured gratis from the Survey.

Anonymous.

1903. Government Printing Office Manual of Style for Use in Composition and Proof Reading, pp. 191. Washington, D.C.

Vaux, C. B.

1910. How to Prepare a Paper for Publication. Bull. No. 4. Wistar Inst. Anat. and Biology, pp. 20. Phila.

1910. Style Brief. A Guide for Authors in Preparing Copy and Correcting Proof of Professional Papers and for the Use of Editors and Printer, adopted as the Standard of the Journals Published by the Wistar Institute of Anatomy and Biology, Philadelphia. pp. 32. First Edition. Baltimore.

The Wistar Institute publishes the “Journal of Experimental Zoölogy,” which is devoted to “original researches of an experimental or analytical nature” on many branches of zoölogy, including ecology and general physiology. The “Style Brief” can be secured from the Institute.