Past Bulletins and Speakers – 2021
| December | Perfectly-Umpiring a Baseball Game | Bill Nowlin Wide-Ranging Author and Editor of Books on Baseball |
| November | AEF Uniform Insignia from WW I | Col. Jim Wilson, USMC Ret. Ft. Devens Museum |
| October | Scams and Fraud | Danielle Bass, Better Business Bureau |
| September | Pushing the Envelope – History of the United States Post Office | Henry Lukas Authority on the History of the US Postal Service |
| August | Eastern Coyote/Coywolf Ecology and Behavior | Dr. Jonathan Way, Leader in Eastern Coyote/Coywolf Research |
| July | NO MEETING, |
NO SPEAKER |
| June | Blackstone Valley Baseball: A Complex Relationship – Mill Worker & Mill Owner | Chuck Arning Retired Interpretive Ranger with the National Park Service |
| May | Massachusetts Emergency Management Agency (MEMA | Chris Besse, Public Information Officer at Massachusetts Emergency Management Agency (MEMA) |
| April | Five Myths about the Puritans | Dr. Lori Rogers-Stokes Historian for the Congregational Church Library & Archives |
| March | Look Up to the Stars | Kevin Manning—Astronomer Consultant to NASA |
| February |
Assabet River National Wildlife Refuge | Jan Wright with Chris Stahl, both Board Members of the Friends of the Assabet River NWR |
| January | Harvesting Cold: The Ice Trade in New England and Acton | Doug Herrick, President of Acton Historical Society, and Larry Kerpelman, historical writer |