Hayom Yom 19 Kislev

Here is a letter from the Rebbe to R' Pinchas Kramer (24 Kislev 5712) about the Nusach Ari shul in Dorchester and the custom of wearing a tallis for evening services etc. The letter was first printed in Likkutei Sichos v.13 p.200 and later in Igros Kodesh v.5 p.91. Here it is reproduced with the original ksav yad.