Tickets for "Diana's Debut," the Hasty Pudding Club play for this year, will be placed on sale tomorrow. They may be procured at the following places: for the undergraduate performance, April 6, at Leavitt & Peirce's; for the Cambridge public performance, April 7, at Amee's and the Co-operative branch; for the Jordan Hall, Boston, performances, April 8 and 9, at the Co-operative branch, Herrick's, and the Touraine. The price of tickets for the undergraduates' night is $1, and for the public performances $2.