25 was put into commission on 7.XII 1.15h. Temp +6° 2h, 22°. Noted a slow swing of heavy mass toward N.W. due to heating up of store. 14 January. Off 10.56a. No shocks. Everything ok. since battery cell was fixed. The swing of the heavy mass due to heating up of store reached its maximum 1.16 to 1.18 p.m. Turned down light and room cooled off more rapidly than it had warmed up, so that heavy mass had come back to normal position by 1.48p.m. It took about 1hr. to swing out and 1/2 hr. to come back. Store removed from room 11 p.m. to 10 a.m. temp. at 10 a.m. 10.5° On 10.57.30 a.m. Temp 27.2 (Outside +2°) 2h., 24.3° 11h. 21° Round clock 10a-10acf 15 Jan. Off 10.41a Ok. No shocks On 10.42.30a. Temp 23 (Outside +1°) 1.15h. 28° 11h - 22.2° 16 Jan. Off- 10.14.15 No shocks- ok till 9.08 a.m. when paper began to punch On 10.15-45 Temp 18° (Outside -2°) 12.40-240. 5.35, 18° 11h., 18°