[2] His minor league baseball career spanned 1966 to 1975; he appeared in 177 games (103 starts) with a 45–40 win-loss record, four saves and a 4.08 ERA.

[1] In October 1968, Timberlake was selected by the Seattle Pilots from the Yankees as the 48th pick in the 1968 MLB expansion draft.

[3] His major league career lasted about one week, as he was the starting pitcher in two games, on June 18 and 24, 1969, for the Pilots against the Chicago White Sox.

[4] Days later, he was called to military service;[5] aged 20, he was summoned to serve six months of active duty with his Army Reserve unit.

[6] In his brief MLB career, Timberlake allowed 16 baserunners (via seven hits and nine walks) and five earned runs in six total innings pitched.