The first rounds of play in two national senior tennis divisions started Wednesday at the Canyon Racquet Club. When play finishes on Monday, Wendy's Men's National Indoor champs will be recognized in the men's 45 and 55, singles and doubles.

In between, top senior players from around the country will do battle for the honor, one of only four national titles recognized each year. The other three being the hard court, clay court and grass court.In the reverse of last year's events, the numbers this year are in the men's 45 singles. Coincidently, 45 players are entered in the division. Holding the No. 1 seed is Keith Diepraam, who won the title over Bountiful's Clark Robinson last year. Robinson is seeded No. 4 in this event.

Dick Johnson of Missouri is No. 2 and California's Len Saputo is No. 3.

Other locals entered include Ron Shepherd, Herb Jung, Richard Eyre and Craig McQueen.

There are 34 players entered in the men's 55, with John Powless of Wisconsin seeded No. 1, Chuck Devoe of Indianapolis No. 2, King Van Nostrand of New York No. 3 and Mel Lewis of South Carolina No. 4.

The only match in the men's 55 on opening day pitted Utah's Lee Hammel against Bill Herring of Alaska. Hammel is one of the country's top 65 players.

Other locals in the division include Orlin Wathen, Russ Kennedy, Rolf Engen, Fritz Heinecke and Jim Hembree.

Top prize on both divisions will be $500, with runners-up earning $250.

Singles play will resume Thursday at 9 a.m. The final matches will be doubles at 3 p.m. The matches are open and free to the public.