“It would be nice to get credit,” said Lynn Segerblom, a tie-dye artist who concocted the dyeing process for the giant flags and who was then known as Faerie Argyle Rainbow.

The design and sewing of the first rainbow flag often is solely credited to the self-described “gay Betsy Ross,” Gilbert Baker — a well-known activist and drag queen who died last year — with little or no mention of the artists and volunteers who helped that summer.