December 29, 1968, TLS from Mary Ellen [Solt] to Ronald, 1p

August 18, 1969 [postmark], ALS from Mary Ellen [Solt] to Ronald,1pc [aerogramme]

December 9, 1967, TLS from Mary Ellen [Solt] to Ronald, 1p + env

August 13, 1968, TLS from Mary Ellen [Solt] to Ronald, 1p

March 27, 1965, APcS from Mary Ellen [Solt] to Ronald, 1pc

September 6, [1968], APcS from M[ary] E[llen Solt] to Ron, 1pc

May 27, [1968], APcS from Mary Ellen [Solt] to Ron, 1pc

December 3, 1969, TLS from Mary Ellen [Solt] to Ronald, 2p, 1p Undated, ALS from Mary Ellen [Solt] to Ronald, 1pc [greetingcard]

Undated [24 January 1968 or later], TLS from Mary Ellen [Solt Ronald, 1p [typed on cc of January 24, 1968 TLS from Mary El [Solt] to Johathan [Williams] January 2, 1972, TLS from Mary Ellen Solt [form letter], cc, 1p

Undated, TNS from Mary Ellen [Solt] to Ronald, 1p [on call forcontributions for proposed anthology, ph, 2p]