gas-filled electron tube

allegation of faculties auxohormone batracotoxin brown bombers differential draught gauge hymenialdisine Lasiocaryum densiflorum Levantines phon(o)meter postvoid pseudo-concave RHAWS rheum rhaponticums Ruppia maritima silk lamp shade single-stage pilot valve sound exposure meter station (testing) system streptothrix actinorayces bovis tank water evaporator