Perrigon, A E B .
Electricity supply meters / Textual Documents A E B Perrigo. - London : Chapman and Hall Ltd , 1947. - 355 ; .
28.80
621.3745 / PER/EL
Electricity supply meters / Textual Documents A E B Perrigo. - London : Chapman and Hall Ltd , 1947. - 355 ; .
28.80
621.3745 / PER/EL