Search Details

Word: pbs (lookup in dictionary) (lookup stats)
Dates: all
Sort By: most recent first (reverse)


Usage:

Last week Air Forces engineers were glad to announce that they had a new emergency runway material with the essential advantages of steel mats. Known officially as PBS (Prefabricated Bituminous Surface), it consists of a layer of cloth between two layers of tar-soaked paper. It can be carried in one-tenth the airplane space and laid, by machine, almost twice as fast. Spread over a rolled earth surface, the durable, water-repellent covering sustains the heat and shock of landings with little damage, bogs down only when subsurface moisture is extreme...

Author: /time Magazine | Title: Army & Navy - OPERATIONS: Paper Airfields | 10/30/1944 | See Source »

Previous | 238 | 239 | 240 | 241 | 242 | 243 | 244 | 245 | 246 | 247 | 248 |