Front:
DY
W ZERONE
ANTI FREEZE INTI-RUST
AMMONIA 1UCITE
ATLANTIC CITY, N. J.
Du Pont"Wonder World of Chemistry"
Exhibit...in the Haddon Hall Block
1121-25 Boardwalk
Back:
UNITED STATES OFAMERICA
INDUSTRY-AGRICULTURE
QU POND
REG.U.S.PAT. OFK
*WONDER WORLD OF CHEMISTRY” EXHIB
1121-25 BOARDWALK, ATLANTIC CY, N.G.
Here one gets a glimpse behind-the-scenes in du Yonfitesearch
laboratories ... where chemists transform coal, dir and matters
cotton and salt - into such products as dyes, rayon, man-made
rubber, crystal-clear plastics, and nylon for fishing lines Jogth.
brushes and sheer hosiery. Operating models, miniatures, testing
equipment, research apparatus in motion, laboratory experi,
ments ... comprise a fascinating cavalcade of chemistry.
FOR DEFENSE
Dear Bib,
Sept8, 4)
hr. William D. Gewinn
What a trup, wash D.C., NY, Dept. of Chemistry
West Point, theree Unearty of California
a Pesert teme. Hereat
at-city-millions of Beautife
Berkeley, California
gib.
nuestra
THIS 6IDE FOR CORRESPONDENCE
A-1237ab
