Table:
text: 1973 Cleveland Browns season
NFL Draft
NFL Draft
Round Overall Player Position_ School_Club_Team
1 16 Steve Holden Wide Receiver Arizona State
1 22 Pete Adams Guard USC
2 30 Greg Pruitt Running Back Oklahoma
2 47 Jim Steinke Defensive Back Texas State
3 67 Bob Crum Defensive End Arizona
4 93 Andy Dorris Defensive End New Mexico State
4 100 Randy Mattingly Quarterback Evansville
6 150 Van Green Defensive Back Shaw
9 228 Curtis Wester Guard Texas A&M University-Commerce
10 256 Tommy Humphrey Center Abilene Christian
11 281 Carl Barisich Defensive Tackle Princeton
12 306 Stan Simmons Tight End Lewis & Clark
13 334 Jim Romaniszyn Linebacker Edinboro

text: 1973 Cleveland Browns season
NFL Draft
NFL Draft
Round Overall Player Position_ School_Club_Team
14 359 Robert Popelka Defensive Back SMU
15 384 Dave Sullivan Wide Receiver Virginia
16 412 George Greenfield Running Back Murray State
17 437 Robert McClowry Center Michigan State

Question: What is the highest overall ranking for a pre-round 10 drafted center from the Cleveland Browns' 1973 NFL Draft?