cam a22 u 4500 317147013 CHVBK 20200407152019.0 990819s1962 xxk 00 eng AERE-M-1131 (OCoLC)891517434 (NEBIS)002040237 SzZuIDS NEBIS ETH-BIB A triggered spark gap for use with spark chambers A.C. Sherwood, B.T. Payne Harwell United Kingdom Atomic Energy Authority 1962 3 S. Ill. AERE-M 1131 1131 (NEBIS)000021980 126434727 Sherwood A.C. Payne B.T. NEBIS 490 -- AERE-M 1131 1131 (NEBIS)000021980 126434727 NEBIS 700 1- Sherwood A.C. NEBIS 700 1- Payne B.T. BK020000 XK020000 XK020000 NEBIS E16 E16 RH REP GB 04: 1131