00000cgm a22000004i 4500 UP-1685594773861831253 Buklod 20241127155053.0 g||| | || || v| |||||| 230720s1990 ilu015 | |s v|eng d (iLib)UPBAG-00008279705 VDR-004 BAG rda eng VDR-004 Dynamic earth changes in its surface [video recording] BBC Milton Keynes. Second edition. Northbrook, Illinois Coronet MTI Film & Video [1990] 1 videocassette (15 minutes) sound, color 1/2 inches + 1 discussion guide (4 pages) two-dimensional moving image tdi rdacontent video rdamedia videocassette vd rdacarrier The earth series. With 1 converted disc. 1 videocassette. Shows how the earth's surface is constantly being changed by the action of water, wind, ice and temperature changes which either erode or build up land masses. Erosion. Geomorphology. Coronet (Firm). FO UPBAG UPBAG-MAIN BC-VDR-004 Visual Material