1920 May Day machine gun at headquarters of Boston Police Department with Superintendent Michael Crowley
Leslie Jones
<a rel="nofollow" class="external free" href="https://medium.com/binj-reports/remembering-the-may-day-riots-9ba4ffa51883">https://medium.com/binj-reports/remembering-the-may-day-riots-9ba4ffa51883</a> Original is from the Boston Public Library, Leslie Jones Collection