On June 24, 1910, Eugene, by warranty deed, conveyed to Tampa and Sulphur Springs Traction Company a certain described parcel of land, with the following reservation: should the party of the second part cease to use the foregoing land for railroad purposes, then and in that event the title to said property shall revert to and vest in the said Eugene and his heirs and assigns. On December 26, 1910, Eugene and his wife, by warranty deed, conveyed to G. A. Henderson and Monroe C. Gaither, all of Government Lots 1-25-28. This included the lands conveyed by Eugene to Tampa and Sulphur Springs Traction Company and contained the following reservation: 'This deed is made subject to a certain deed from the parties of the first part to the Tampa and Sulphur Springs Traction Company, a corporation, dated the 24th day of June, A.D. 1910.'