POTASSIUM-ARGON MINERAL AGE OF AN ASH BED IN THE PICO FORMATION, VENTURA BASIN, CALIFORNIA.YEAT SRS; MCLAUGHLIN WA.1970; GEOL. SOC. AMER., SPEC. PAPER; USA; 1970, NUM. 0124, P. 173 A 206Miscellaneous

RADIOMETRIC AGE OF THREE CASCADE PLUTONS,SKYKOMISH AREA,WASHINGTON.(ABSTRACT).YEATS RS; MCLAUGHLIN WA.1968; GEOL. SOC. AMER., ABSTR. PROGRAMS; USA; 1968Miscellaneous

MACUSANITE OCCURRENCE, AGE, AND COMPOSITION, MACUSANI, PERU.BARNES VE; EDWARDS G; MCLAUGHLIN WA et al.1970; GEOL. SOC. AMER., BULL.; USA; 1970(5), VOL. 81, NUM. 0005, P. 1539 A 1546Miscellaneous