DS, one page both sides, 8 x 10.5, April 14, 1959. Application for an extension for filing his federal income tax return, stating “The audit of the books of account is now in process. The additional time will be required for the completion of audit…estimated additional tax due $100,000.” Signed at the conclusion by Cooper and bearing a “Validated” stamp near top. In fine condition, with two punch holes to top edge and two office stamps. Pre-certified PSA/DNA and RR Auction COA.
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