000 00281 a2200109 4500
082 _a016.05
_bG798c
245 1 _aCURRENT PERIODICAL IN THE SCIENCE MUSEUM LIBRARY
260 _aLondon
_bHer Majesty'S Stationery Office
_c1965
300 _a196
964 _gCIRC
997 _a39108 C
999 _c455645
_d455645