Improved High Speed Engine.--12 figures

The National Transit Co.'s Pipe Lines for the Transportation

of Oil to the Seaboard.--With map and diagram

The Fuel of the Future.--History of natural gas.--Relation to

petroleum.--Duration of gas, etc.--With table of analyses

Closing Leakages for Packing.--Use of asbestos in stuffing

boxes

III. TECHNOLOGY.--Luminous Paint.--Processes of manufacture

Boxwood and its Substitutes.--Preparation of same for market,

etc.--A paper written by J.A. JACKSON for the International

Forestry Exhibition

Scientific American Supplement, No. 497, July 11, 1885 · 第 10 / 46 题