000 00352 a2200133 4500
100 _a
_d
245 1 _aInfra-red for chicks and piglets
260 _aLondon
_c1954
300 _a1-5 p.
440 _aGreat Britain Ministry of Agriculture, Fisheries and Food. Advisory Leaflet No. 426
650 _aChicks, Piglets
942 _2udc
_cB
901 _a42341
999 _c55324
_d55324