Wilford Woodruff records that he presided and officiated as "El" at the temple on February 1, 1877.
Wilford Woodruff, Journal, February 1, 1877, Wilford Woodruff Papers, accessed December 19, 2022
Feb 1. I spent the day in the Temple we gave Endowments to 67 persons 32 for the living 35 for the dead. 19 Ordained 3 for the living 16 for the dead E Snow sealed 15 couple. B Young Jr 5 W Woodruff sealed 3 couple W Woodruff Presided and Officiated as El [FIGURES] I dressed in pure white Doe skin from head to foot to officiate in the Priest Office, white pants vest and caot the first Example in any Temple of the Lord in this last dispensation Sister Lucy B Young also dressed in white in officiating as Eve President was present and deliverd a lecture at the veil some 30 Minuts