Below is my HOF RC needs list. Besides these, I am always looking for star or semi star vintage.
Modern Era HOF RC Needs (majority of a members' career took place after 1946)
Quarterbacks
George Blanda - 1954 Bowman #23
Terry Bradshaw -1971 Topps #156
Len Dawson - 1963 Fleer #47
Otto Graham - 1950 Bowman #45
Joe Namath - 1965 Topps #122
Bart Starr 1957 Topps #119
Y.A. Tittle - 1950 Bowman #5
Johnny Unitas - 1957 Topps #138
Running Backs
Jim Brown - 1958 Topps #62
Frank Gifford - 1952 Bowman Large #16, 1952 Bowman Small #16
Paul Hornung - 1957 Topps #151
Ollie Matson - 1952 Bowman Large #127, 1952 Bowman small #127
Hugh McElhenny - 1952 Bowman Large #29, 1952 Bowman small #29
Marion Motley - 1950 Bowman #43
Walter Payton - 1976 Topps #148
Gale Sayers 1966 Philadelphia #38
O.J. Simpson - 1970 Topps #90
Doak Walker 1948 Leaf #4
Wide Receiver
Lance Alworth - 1963 Fleer #72
Raymond Berry - 1957 Topps #94
Fred Biletnikoff - 1965 Topps #133
Elroy Hirsch - 1950 Bowman #52
Dante Lavelli - 1950 Bowman #78
Don Maynard - 1961 Fleer #215, 1961 Topps #150
Tommy McDonald - 1957 Topps #24
Lynn Swann - 1975 Topps #282
Paul Warfield - 1965 Philadelphia #41
Tight Ends
Mike Ditka - 1962 Topps #17
Offensive Linemen
Chuck Bednarik - 1948 Leaf #54
Rosey Brown - 1956 Topps #41
Lou Creekmur - 1950 Topps Felt Backs #19
Forrest Gregg - 1960 Topps #56
Lou Groza - 1950 Bowman #6
Jim Otto - 1961 Fleer #197, 1961 Topps #182
Billy Shaw - 1962 Fleer #16
Dick Stanfel - 1955 Topps #36
Rayfield Wright - 1972 Topps #316
Defensive Linemen
Art Donovan - 1952 Bowman Large #46, 1952 Bowman #46
Carl Eller - 1965 Philadelphia #105
Bob Lilly - 1963 Topps #82
Gino Marchetti - 1952 Bowman Large #23, 1952 Bowman Small #23
Leo Nomellini - 1948 Leaf #52
Andy Robustelli - 1952 Bowman Large #85, 1952 Small #85
Ernie Stautner - 1950 Topps Felt Backs #79
Linebackers
Nick Buoniconti - 1963 Fleer #10
Dick Butkus - 1966 Philadelphia #31
George Connor - 1948 Leaf #37
Ray Nitschke - 1963 Topps #96
Les Richter - 1952 Bowman Large #61, 1952 Bowman Small #61
Defensive Backs
Willie Brown - 1965 Topps #46
Yale Lary - 1952 Bowman Large #140, 1952 Bowman Small #140
Mel Renfro - 1965 Philadelphia #53
Emlen Tunnell - 1951 Bowman
Pre-Modern Era HOF RC Needs (majority of a members' career took place prior to 1946)
Quarterbacks and Running Backs
Sammy Baugh - 1948 Bowman #22, 1948 Leaf #34
Tony Canadeo - 1950 Bowman #9
Dutch Clark - 1935 National Chicle #1
Jimmy Conzelman - N/A (1st Card: 1974 Fleer Hall of Fame #9)
***** Driscoll - N/A (1st Issue: 1928 Star Player Candy #9)
Bill Dudley - 1948 Bowman #80, 1948 Leaf #36
Red Grange - 1933 Goudey Sport Kings #4
Joe Guyon - N/A (1st Card: 1975 Fleer Hall of Fame #51)
Arnie Herber N/A (1st Issue: 1933 Diamond Matchbooks #39)
Clarke Hinkle - 1935 National Chicle #24
Curly Lambeau - N/A (1st Issue: 1963 Stancraft Playing Cards #6S)
Tuffy Leemans - N/A (1st Card: 1977 Touchdown Club #35)
Johnny McNally - N/A (1st Issue: 1934 Diamond Matchbooks #76)
Bronko Nagurski - 1935 National Chicle #34
Fritz Pollard - N/A (1st Card: 2005 Goal Line HOF #228)
Ken Strong - 1935 National Chicle #7
Jim Thorpe - 1933 Goudey Sport Kings #6
Ends
Red Badgro - N/A (1st Issue: 1933 Diamond Matchbooks #4)
Guy Chamberlin - N/A (1st Card: 1974 Fleer Hall of Fame #7)
Ray Flaherty - N/A (1st Issue: 1933 Diamond Matchbooks #33)
George Halas - 1952 Bowman Large #48, 1952 Bowman Small #48
Bill Hewitt - N/A (1st Issue: 1933 Diamond Matchbooks #40)
Don Hutson - 1955 Topps All American #97
Lineman
Albert Glen (Turk) Edwards - 1935 National Chicle #11
Dan Fortmann - N/A (1st Issue: 1936 Diamond Matchbooks #6)
Ed Healey - N/A (1st Card: 1975 Fleer Hall of Fame #55)
Robert (Cal) Hubbard - N/A (ist Issue: 1934 Diamond Matchbooks #43G)
Walt Kiesling - N/A (1st Issue: 1934 Diamond Matchbooks #57)
Frank (Bruiser) Kinard - 1955 Topps All-American #66
William Roy (Link) Lyman - N/A (1st Issue: 1934 Diamond Matchbooks #71)
Mike Michalske - N/A (1st Card: 1975 Fleer Hall of Fame #56)
George Musso - N/A (1st Issue: 1934 Diamond Matchbooks #85)
Joe Stydahar 1952 Bowman LArge #99, 1952 Bowman Small #99
George Trafton - N/A (1st Card: 1975 Fleer Hall of Fame #53)
Alex Wojciecjowicz - 1948 Bowman #61