Next picture Edison BSCO (Battery Storage Co) Primary battery 6 3/4" round, Edison BSCO Primary battery 7 1/4" round, Edison R.S.A. round. Love all the patent dates and signature on these. Lower row: Wards (Montgomery Wards) Square with plug, Gordon Battery Co. R.S.A. Mfg. By The Lutz-Lockwood Co. Aldene Union Co. NJ., Gordon Battery Co. Mfg. by The Waterbury Battery Co. waterbury Conn., R.S.A. Waterbury Battery Co. Waterbury Conn.