Figure 17. Photomicrographs of Engebi beach sand on ashing Magnification 23x, except for A and D which are &x. plates counted May, 1953. Photo c/m A 1,970 Entire sample weighing 6.2 mg typical of plates B 1,680 White sphere from upper right portion of A. C 930 1 through 100. . Another white sphere fused to a larger irregular particle. D 1,130 Most of sample showing sphere of C near bottom. E 3,300 F 1,160 Central, white sphere bearing two protrusions. Total plate 3,800 c/n. White sphere fused to irregular particles. Total. G 2,900 Spheroid with equatorial protrusions. H .2,900 plate 2,900 c/n. 3,200 c/m. Total plate Other side of same particle (G) showing a dark & 1,400 WR 1,900 Fr 8,000 BS inclusion. 4,000-5,000 estimated using end window survey meter. Fragments of a white, hollow sphere broken in 2,000 wom I 7,800 450 6,000 ZO . Description or remarks 1,300 300 handling. Total plate 5,500 oft. Three irregular particles. Total plate 2,100 c/n. Central, ‘Hottest" particle encountered; sphere with protrusion. Plate 8,600 c/n. white sphere with protrusions. plate 2,200 c/m. . Total Irregular particle with heat-smoothed appearance. End view of mottled, gray cylinder 1mm long. Unsmoothed, chalky fragment. Particle with heat-smoothed appearance of upper surface. Mottled, irregular particle. Eight particles some of which were suspected of being radioactive from their appearance,but which gave no reading on end window survey meter.