1. Add MS 27669 Reference (shelfmark): Add MS 27669 Title: Vol. XIX. Scope & Content: Includes: f. 36b (reversed). 'Let's drink and let's sing together'; for 4 voices, by Dr. William Hayes. ff. 38-37 (reversed). Examples of 4-part harmony, in the hand of Dr. John Wall Callcott. Collection Area: Music Collections Languages: English Date Range: 1797-1802 Extent: 1 volume