seven o'clock
he exclaimed , a great smile of relief spreading itself about his ears . `` It 's a wedding invitation ! '' He held it up to the light . '' ` Mr. and Mrs. Marcus Bramson , ' '' he read , '' ` request the pleasure of Potash & Perlmutter 's company at the marriage of their daughter Tillie to Mr. Hyman Maimin , Sunday , March 19 , at seven o'clock , P.M. , Wiedermayer 's Hall , 2099 South Oswego Street . R.S.V.P. to residence of bride , care of Advance Credit Clothing Company , 2097 South Oswego Street . ' '' `` What is that ` R.S.V.P. to residence of bride ' ? '' Abe Potash asked .