Very cold, bitter wind, clear but still no sun. Alan Spooner brought his Magnavox loud speaker for test against mine. Uncle Henry came in afternoon; Alan offered to set up his wireless at uncle's new address. Put up pictures in Dad's room. Machine and gunfire at 11.37 p.m., warning at 11.47 p.m., only a few planes and distant gunfire; all clear at 2.7 a.m. on 10 Thur.