The Daughters of the American Revolution (DAR) website dar.org has a free resource of the Digital Magazine Archive spanning from 1892 – 2016. You can find it listed here among their general resources: https://services.dar.org/members/DAR_Research/resources/
I am a member of the Niagara Falls (NF) Chapter of the DAR and I know that our 100th anniversary is coming up. According to our Chapter website (http://niagaradar.lakeontariodesign.com), the Chapter was founded on 4 April 1922. So I looked at the DAR Magazines from 1922 and found mention of the founding of the NF Chapter under the Report of Organizing Secretary General in July 1922:1
…Niagara Falls, of Niagara Falls, N. Y.;…
Fun to see a record of the founding of the NF Chapter!