1 OUS niitUK!

1" Robert A.

United States Rubber Company STARK MIS-:--3 - REID MILLS KOS^nSV'LLC, sa.

i SUITED STATES GXPST21 COTPAHT RESEARCH LABORATORIES PROGRESS REPORT SUKHABX Project Ho. 82062 Acoustical Plasters 2-27-53 E.S.J .

PLAINTIFF'S EXHIBIT ilRED TOP P 30 Copyfifltil 1950 United $<a<e* Gypium Co, BONDS -- as it finishes -- directly to the surface with a strong, enduring bull-dog grip, saving time ond expense because furring, lathing, ond conventional base coat are not needed.

NITED STATES GYPSUM COMPANY 300 WEST ADAMS STREET CHICAGO I l lI NC STATES EXZ May 21, 1956 Here is your first copy of DRYWALL AGE - and here is the story behind it.

U M*wW .VO/.W TOR INTERNAL COKKiSH^NDENCz ; V'V UNION CARBIDE NUCLEAR COMPANY ------------------------------------------------ 41133,------------ -------------------------------- 30 EAST -42nd STREET, NEW YORK 17, HtW YORK Mr.

to buy R-PcC iron va/ves...

OIL BURNERS have. tlte&e 7 ADVANTAGES Ut fuUt&tiged coal More FREE BULLETINS * !

LIGHT-ATOM NUCLEI |H` Hydrogen 10 I HEAVY-ATOM NUCUI IA*lC RAtTlClES Pedicle Neutron Proton Electron Cborge 0 +1 --I WelgHfmoil Unlli!

28,540 HOURS' OPERATION...

BACK PRESSURE VALVES...

- \l\ 4 I vW 4 .v A- g ^ J Jf The man trolley is shown,j with the low hanging operator's cab overlooking the bucket, providing adequate visibility arid control of the bucket while digging in the, ship hold and while dumping into the hopper.1.

One oftwo Elliott 1000-hp, 900-rpm, weatherprotected motors driving theforced-draftfans.

October 10, 1957 Reference: SHS-AS Dr.