Necronomicon from Brazil are a total old-school doom rock band who are without a doubt one of the most authentic 70's sounding bands i have ever come across.
Sir Lord Baltimore formed in 1968 by guitarist Louis Dambra, singer and drummer John Garner and bassist Gary Justin. Their initial break came when Garner saw an ad in the "Village Voice" looking for a band to audition for a recording session. Responding to the ad they ended up auditioned for A&R man Mike Appel who decided to take them on. Name "Sir Lord Baltimore" was given to band by Mike Appel, who also helped the band sign with Mercury Records.
Fort Mudge Memorial Dump was a band from Walpole, Massachusetts, that started playing by 1969, gathering a good number of fans. They got filed into the “Boston Sound”, among the Ultimate Spinach, the Beacon Street Union, Orpheus, Tangerine Zoo, ecc.