Evening Republican, Volume 23, Number 100, Rensselaer, Jasper County, 24 April 1920 — Lignum Vitae for Propellers. [ARTICLE]

Lignum Vitae for Propellers.

While inspecting the head of a golf dub or fitting a caster to the dining room table, few landsmen realize they are handling wood from the West Indian guaiacum, or lignum vitae tree, says Popular. Mechanics magazine. Fewer realize that this same wood has been used to make propeller shaft bearings for every battleship and ocean liner on the high seas. This wood, alone of the thousands upon the earth, will survive the grinding rotation of the great shafts. The reason to found op examining * Ugajin vitae log. The sap cells are seen to be full of heavy, solidified resin. Successive layers 4 fiber are arranged obliquely to each other, making It impossible to spH« the torn U ■ -v