The nome to look for nqils is $tronghold'

SrnoNcrror,o@ Annular Thread and Scnrw-TrrB@ Spiral Thread Nails have revolutionized construction methods. Since we ffrst introduced them 25 years ago, they've come to be used by the millions of pounds a year."Their'remarkabli, greater hoi&ng power means stronger fastenings that stay permanently tight.It gives greater strength with fewer hails, permits upgrading of lower grade materials, cuts maintenance and repair cbsts, sives time and labor, eliminates the annoyance caused by ordinary nails that loosen and "pop."

SrnoNcnor"u and Scnnw-Trrr Nails are backed by continuing scientiffc laboratory research and testing under our sponsorship at Wood Research Laboratory, Vir$nia Polytechnic Institute. Write us for reports and technical data.

4 Ways

DRIVE-RITE@ Aluminun Noils-mode stifier to drivc without bending. In count boxer,

STIONGHOID@ cnd SCREW-flfE@ Ncilr-ony type-in ditinctivo blue-ond, red lJb. or 5-lb. boxes. a

CAROUSEI Dbplay of 12 fost-slling item:, in lronrporenl "polt''bogs to r& lqil ot 29c eqch.

Alwoys demond THE STRONGHOID [tNE@-6y nome. Do nof occept subrrritutes, write- us for somples, corolog, rechnicol dqto qnd informotive literoiure. No cosr or obligotion.

There is only one STRONGHOI"D line-the Originol. Modc only by IilDEPE]|DEXT

Pioneer Developers ond lorgesl Monulodurers of lhreoded Noils ERIDGEWATER, MASSACHUSEITS. U.S.A. Ol$7,