Gateway Stamp Autographs

John Means No Hitter Un-Autographed Gateway Stamp Envelope - Baltimore Orioles

Corbin Burnes & Josh Hader Autographed Combined No Hitter Gateway Stamp Cachet Envelope - Milwaukee Brewers

Lee Smith Autographed Hall Of Fame Gateway Stamp Envelope w/ Cooperstown Postmark - St. Louis Cardinals & Chicago Cubs

Chris Davis 53 Home Runs Un-Autographed Gateway Stamp Envelope - Baltimore Orioles

500 Home Run Club - Hank Aaron, Ted Williams, Frank Robinson, Willie McCovey, & Eddie Mathews Autographed Gateway Stamp Envelope - SALE

Cal Ripken Jr Autographed Hall Of Fame HOFGateway Stamp Envelope - Baltimore Orioles

Cal Ripken Jr 3,000 Hits Gateway Stamp Envelope - Baltimore Orioles

Curt Schilling ADD Autograph on 2004 World Series on Game 2

Buster Posey & Aubrey Huff ADD Autographs to 2010 World Series on Game 4

Buster Posey ADD Autograph on 2010 World Series on Game 4 - San Francisco Giants

Whitey Herzog Autographed Hall Of Fame Gateway Stamp Envelope - HOF

Earl Weaver Autographed HOF Hall Of Fame Gateway Stamp Cachet Envelope - Baltimore Orioles

Brooks Robinson Autographed HOF Hall Of Fame Gateway Stamp Cachet Envelope - Baltimore Orioles

Cal Ripken Jr 2,500 Consecutive Games Gateway Stamp Envelope - Baltimore Orioles

Cal Ripken Jr Autographed Numbered 2131 Games (22 of 2131) Gateway Stamp Envelope - Baltimore Orioles

Hoyt Wilhelm Autographed Hall Of Fame Induction Gateway Stamp Envelope

3,000 Hits Club Signed by Hank Aaron, Willie Mays, Carl Yastrzemski, Stan Musial, Lou Brock, Al Kaline, Pete Rose, Robin Yount, Eddie Murray, and Dave Winfield Gateway Stamp Envelope

3,000 Hits Club Signed by Willie Mays, Carl Yastrzemski, Stan Musial, Lou Brock, Al Kaline, Pete Rose, Robin Yount, Eddie Murray, and Dave Winfield Gateway Stamp Envelope

3,000 Hits Club Signed by Carl Yastrzemski, Stan Musial, Lou Brock, Al Kaline, Pete Rose, Eddie Murray, and Dave Winfield Gateway Stamp Envelope