1) American Power Electronics https://www.stormfront.org/forum/t318156/
These are photos from concerts where Brethren played, so they may be of other bands that played the concert as well.
Mountain / Brethren Dec 22, 1970 Hackensack, New Jersey, United States Uploaded by Zimtrim
John Sebastian / Captain Beefheart & His Magic Band / Brethren Dec 12, 1970 Philadelphia, Pennsylvania, United States Uploaded by Zimtrim
Ten Years After / Buddy Miles Express / Brethren Nov 13, 1970 New York, New York, United States Uploaded by Zimtrim
Traffic / Brethren / Jake and The Family Jewels Oct 30 - 31, 1970 Port Chester, New York, United States Uploaded by Zimtrim
Grand Funk Railroad / Humble Pie / Brethren / Chase Oct 16, 1970 Chicago, Illinois, United States Uploaded by Zimtrim
Free / Amazing Blondel / SUCK / Marsupilami / Luthur / Brethren Aug 7, 1970 Woolacombe, England, United Kingdom Uploaded by Zimtrim
