The lease was dated March 18, 1966, and covers 302.55 acres of land. It was to terminate on March 18, 1967, unless on or before said date D either (1) commences operations for the drilling of a well on the land, or on acreage pooled therewith, in search of oil, gas, or other minerals and thereafter continues such operations and drilling to completion or abandonment; or (2) pays to P a rental of One Hundred & No/100 Dollars ($100.00) per acre for all or that part of the land which D elects to continue to hold hereunder, which payment shall maintain D's right in effect as to such land without drilling operations for one year from the date last above mentioned; * * *' On March 16th or 17th, 1967, D commenced building a board road and turnaround to the well location. On March 18, 1967, the board road and turn-around were completed. D states that drilling equipment was moved to the location on March 18, 1967. Ps state that no equipment was moved to the site until after March 18, 1967. Equipment was installed and actual drilling commenced on March 22, 1967, at the location approved in the amended order of the Commissioner of Conservation. These drilling operations were continued until the unit well was completed as a producer of gas and condensate. P sued to cancel the lease. D was granted summary judgment and P appealed.