This trade appears in 2 trade trees — the full chains are traced there:
Buffalo Bills sent a 1974 tenth-round pick (No. 251, became Greg Hartle)
The pick passed from BUF to DEN before the draft.
On January 28, 1974, Buffalo Bills sent a 1974 tenth-round pick (No. 251, became Greg Hartle) to Denver Broncos; return not recorded.