Feb 9 1996 Sample 27 (insulation) setting aperture at 16 (highly specular so there's lot of saturation even at this aperture) Fpr this sample there are yellow spots in the upper portion due to glue coming through the sample. The lower half is ok. The topmost grid position is partially on the yellow spot. parameters z=360 p=17 l=162 5:07 pm starting measurements stopped measurements at 6:00 PM for the day. Continued 9AM Sunday Feb 11 (after letting lamp warm up for 15 minutes) at position 5 9:30 AM finished sample 27