Mecca Realty Co. v. Kellogg Toasted Corn Flakes Co.

The plaintiff’s assignors leased to the defendant the roof space of their building on the north side of Forty-eighth street for the purposes of advertising display, with a certain right of cancellation reserved to the tenant (this defendant) in the following words: “ If at any time during the term of this lease a building should he erected in' the plot of ground to the south, located between Forty-seventh and Forty-eighth streets and Broadway and Seventh avenue, of such a height as to obstruct the view of the signs of the tenant as provided for herein, then the tenant may, upon thirty days ’…