Description:Herb Pennock autographed letter as sent to Robin Roberts. Typewritten letter dated 1947 on Phillies stationery as sent to Roberts asking him to attend the Phillies spring training. Signed in blue fountain pen at the bottom by Pennock rating 9 out of 10. Rare Pennock signed document with added desirability relating to Robin Roberts rookie season with the Phillies. Includes LOA from JSA and letter of provenance from the Roberts family: EX-MT