providing facilities for use of excess milk, checking the utilization of milk, and checking the weights on which the farmer was paid for his milk. Nelson was employed by this organization until 1955. The Texas Milk Producers Federation was then formed and Nelson served as its manager until its dissolution in the mid-1960's. Nelson then formed MPI, or Milk Producers Incorporated, in 1966. Nelson was employed by MPI as general manager. MPI took in all the members of the Texas Milk Producers Federation. MPI later became a part of appellant AMPI. AMPI was made up of dairy cooperatives from approximately twenty-two states.
Nelson served as general manager of AMPI under a written contract of employment that was dated March 1969 and was to extend until March of 1976. Nelsonwas also an attorney and was to provide legal services to AMPI during the term of the contract. Nelson was to be paid $100,000.00 per year and was to accrue retirement benefits.
On January 12, 1972, Nelson and AMPI entered into a new contract which rescinded and superseded the prior employment contract. The term of the new contract was from January 12, 1972, through February 28, 1979. The contract provided that Nelson would "render such consulting and counselling services to Associated as may be reasonably requested of him from time to time by the General Manager of Associated." Nelson would be granted a paid vacation of two months per year. Nelson was not precluded from engaging in any other activities if such activities did not materially prevent him from