Complex sentence: On November 21,1864, the "Boston Evening Traveller" published an appeal by Schouler for charitable contributions to help soldiers' families celebrate the upcoming Thanksgiving holiday; alluding to Bixby as a widow who had lost five sons in the war.
Split into simpler sentences: On November 21,1864, the "Boston Evening Traveller" published an appeal by Schouler for charitable contributions to help soldiers' families celebrate the upcoming Thanksgiving holiday. In the appeal he alluded to Bixby; mentioning a widow who had lost five sons in the war.