Greatest legacy of receivers in the NFL?

Some names in Niner history: Alyn Beals, Gordy Soltau, Billy Wilson, R. C. Owens, Bernie Casey, Dave Parks, Gene Washington, Ted Kwalick, Freddie Solomon, Dwight Clark, Earl Cooper, Russ Francis, Jerry Rice, John Taylor, Roger Craig, Brent Jones, J. J. Stokes, Terrell Owens and Vernon Davis. IIRC the Niners are the only team to have four players catch 500 pes while playing for them.