Document JjBqRMzRrG826xbRM4ZzVVDa
Paoli Mfg. Hr.
July 12, 1958 illingsworth
Grend Rapids ACOOSOTAL PIASTER
A. H. Ten ZUhof
CCt Hr. O. Sbattleworth, Paoll
We jave an hand the fallowing special raw naterlala for nee In nan ifactoring acoustical plaster of which we have shlipd only
8 cos.
7-C Asbestos Fiber Bentonite Clay Tetra Sodium Pyro Phosphate Ultrav.-st D.S.
Bags
59569 lbs.
2978U
198
356
2220
The purchasing departaent ordered the first two row naterlala In large lots bacanae of cost factor fbr eaall quantities because
,-af freight* r>.Ve understand the Bentonite clsyis not useable after 90 days and this was roeeived Hay 22 and therefore good for only
another 30 days or so* It coats $ 9$ per ewt* and not too ooeh is
tied up in it. We ran four experinental batches for tha general laboratory just thie weak and this will probably have to be thrown oat before too long. Hired aterial has still less life*
-UL 15 1958
SESTWALL GYPSUM COMPANY
SGP 0018848