TY - BOOK AU - Couper,Heather AU - Henbest,Nigel TI - How the universe works SN - 0751300802 AV - QB62.7 .C68 1994 U1 - 520/.78 20 PY - 1994/// CY - London PB - Dorling Kindersley, KW - Astronomy KW - Experiments KW - Laboratory manuals KW - Scientific recreations N1 - Includes index; Eyewitness science guides ER -