Date: 13 Nisan 5593
From: Rabbi Moshe Sofer
To: Rabbi Shmuel Spitzer
The responsum discusses the permissibility of non-Jews building a synagogue and making the Aron Kodesh on Shabbat and Yom Tov, emphasizing the concern for chilul Hashem (desecration of God's name) and the importance of avoiding any appearance of impropriety.
Source: Shu"t Chasam Sofer Collected §43