July 24 Monday – Sam wrote a one-line note to Adolph H. Sutro, asking for his address, the envelope may have been sent to the Sutro Tunnel Co. on Montgomery Street, S.F., with a note asking it to be forwarded [MTL 4: 439]. Sutro was a mutual friend of Sam’s and John Henry Riley’s, and was trying to secure investments for his tunnel. See also source p. 447-8 about Sam’s interest in Sutro.