
In 1973 the Colts traded Bubba Smith to the Raiders for tight end Raymond Chester. Smith remained in Oakland for 2 seasons, starting a total of 25 games and unofficially recording 7½ sacks. Here he has Chargers QB Wayne Clark in his grasp.
Bubba Smith, Raiders sacks Wayne Clark of the Chargers in 1973

The Dolphins Bob Griese comes under some heavy pressure from the Colts Bubba Smith. In 1970 the Dolphins had their first ever winning season, winning 10 games and making it to the AFC playoffs as a Wildcard team.
Bubba Smith rushing Bob Griese - Colts and Dolphins 1970 NFL

The San Diego Chargers and Baltimore Colts in a 1969 Exhibition game. Former AFL All Star Keith Lincoln, sporting #9 on his jersey, has the Colts defense in hot pursuit of him as he carries the ball with #65, center Sam Gruneisen in support. Injured in 1968 after re-joining his former team Lincoln was attempting a comeback in 1969. If anyone could further elaborate on this I'd love to hear about.
The Colts shown are Bubba Smith - #78, Mike Curtis, #32 and bonus points for anyone who can ID #25.
Keith Lincoln in a 1969 Exhibition Game Against the Baltimore Colts

6-foot 8-inch Bubba Smith of the Baltimore Colts sometime during the early 1970s.
Bubba Smith of the Colts in the Early 1970s

When the NFL and AFL officially merged in 1970 the Colts found themselves aligned in the AFL-heavy American Football Conference. Here defensive lineman gets to Bills rookie Dennis Shaw out of USC. A Pro Bowler in 1970, Smith has been credited with 10 sacks that season.
Bubba Smith hits Dennis Shaw - 1970 NFL

Bubba Smith gets to Joe Namath and hits his passing arm before he can follow through. Also applying pressure in Namath's face is Billy Ray Smith as well.
Bubba Smith hits Joe Namath in Super Bowl III

The Colts 1st-round draft pick out of Michigan State Defensive Tackle Bubba Smith
Baltimore Colts Bubba Smith

Surrounded by Colts defenders Bubba Smith (#78), Roy Hilton (#85) & Billy Ray Smith (#74) Redskins QB Sonny Jurgensen gets the pass off from deep in own territory. From 1969 - despite a 339-yard, 2-touchdown day by Jurgensen his Redskins were dominated by Baltimore 41-17.
Sonny Jurgensen passing from his own endzone against Billy Ray Smith & Bubba Smith of the 1969 Colts

Big Bubba Smith (#78) of the Colts avoids the block of Packers great Forrest Gregg (#75) and gets ready to take on center Bob Hyland (#50). We think the Packer in the background is fullback Jim Grabowski.
The Colts Bubba Smith against the Packers Forrest Gregg & Bob Hyland

49ers QB John Brodie (#12) seeks to get the pass off before the inevitable upcoming collision with Colts defensive lineman Bubba Smith (#78).
John Brodie under pressure from Bubba Smith

The Colts Bubba Smith

Bubba Smith of the Baltimore Colts

Bubba Smith gets to Bills Quarterback Dennis Shaw

Another picture from the Jets-Colts clash in Super Bowl III. Bubba Smith again in Joe Namath's face.
Joe Namath with Bubba Smith Rushing in Super Bowl III

Colts Bubba Smith

5 seasons as Colt - "unofficially" credited with 43 sacks.
Bubba Smith, Colts Defensive Lineman

Super Bowl III - Jets QB Joe Namath gets a pass off under some heavy pressure from the Colts Bubba Smith.
Bubba Smith puts the Pressure on Joe Namath in Super Bowl III