tag:blogger.com,1999:blog-4839544268274581696.post7913111427316295700..comments2023-04-28T03:36:02.128-06:00Comments on Return To 432: Coming Soon "The Curious Concert Pitch Conflict" By John Stuart ReidLeticiahttp://www.blogger.com/profile/17915816458722593353noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-4839544268274581696.post-57723726818371793682016-02-21T05:49:39.536-07:002016-02-21T05:49:39.536-07:00Pitch was A435 is USA until 1928. AFM adopted A-4...Pitch was A435 is USA until 1928. AFM adopted A-440 in 1928. When was 435 first used?Anonymousnoreply@blogger.com