https://www.yadvashem.org/yv/en/exhibitions/rosh_hashana/index.asp

"The holidays of Rosh Hashanah and Yom Kippur are traditionally a time for introspection, asking for and giving forgiveness, resolving to do better, and praying for a healthy and happy year to come. Testimony, artifacts, photos, cards and prayer books from Yad Vashem’s collections, offer a glimpse into some of the ways that Jews before, during and immediately after the Holocaust marked the holidays of Rosh Hashanah and Yom Kippur. "