Show ARTIFICIAL QUAKES TO BE PRODUCED SAN FRANCISCO FR Nov 29 23 By Dy The Tho Associated A Press A ae- ae aeries se series e ries of oC earthquakes are to be 10 e pro pro- produced 1 artificially tor or research purposes by engineering students ot of StAnfor 1 university tc to deter Deter- Determine determine mine the thc ot upon arlou types of bull building Thin The tests which boen made possible through d donation by a n San Francisco man connect connected c ed l with the building Industry ill willbe be made mado on building above e specially designed apparatus Ins fOl or oi- producing seismic shocks The resistance o ol ot various types of construction and the ot of t tte vibration periods period upon each cacti will willbe willbe willbe be Ug cd |