Conversation so far:
What did Stan Brakhage first receive notable recognition for?
in the early 1960s Stan Brakhage began to receive recognition in exhibitions and film publications
Who did Stan Brakhage receive recognition from?
Film Culture. The award statement, written by Jonas Mekas, cited Stan Brakhage for bringing to cinema an intelligence and subtlety that is usually the province of the older arts.“
Which films won awards?
The Dead, a film by Stan Brakhage, won an award
What else did Stan Brakhage receive attention for in the early 60s besides The Dead?
Stan Brakhage soon began working in the format, producing a 30-part cycle of 8mm films known as the Songs from 1964 to 1969.

Question: What was notable about that series?
Self-contained rewrite: What was notable about Stan Brakhage's 30-part cycle of 8mm films known as the Songs from 1964 to 1969?