WATER FROM BOTTOM. PLANT- 
MASTER Pumice Stone is a natural sponge rock 
and will absorb water over its entire surface area. 
Thus, water poured into the tray under the 
PLANTMASTER is absorbed evenly over the 
whole bottom area, or to any depth PLANT- 
MASTER is submerged. No clogging, no wick 
necessary for absorption. 
No. 448 SPECIAL PLANTMASTER 
(AS ILLUSTRATED—WITHOUT PLANTS) 
(4x4x8 inches) complete with pebbled 
aluminum tray, anodized in either red 
or green color—Postpaid $2.75. 
UNITED STATES PUMICE SUPPLY CO., Inc. 
6331 HOLLYWOOD BOULEVARD 
LOS ANGELES 28, CALIFORNIA 
