Your advertisement in the Saturday Review of Literature says that you specialize in out-of-print books. The phrase "antiquarian booksellers" scares me somewhat, as I equate "antique" with expensive.
单词: advertisement 英 [ədˈvɜ:tɪsmənt] 美 [,ædvɚ'taɪzmənt] n. 广告,宣传