The Unpublished Teachings of Suzuki Roshi
A one-day retreat led by Zen teacher Lewis Richmond
Saturday, March 26, 2016 9 am – 5 pm
He means published in books - they're all published on the web, the most complete collection being at Shunryu Suzuki dot com and others at SFZC.org and other Zen group sites.
Sounds like a good retreat and Lew is a thoughtful teacher and disciple of Suzuki. - dc