Context: CREATE TABLE table_name_72 (quantity INTEGER, manufacturer VARCHAR, gwr_nos VARCHAR)
Question: What is the lowest quantity for GWR Nos. 696, 779, 93 5 from the manufacturer Peckett and Sons?
Answer: SELECT MIN(quantity) FROM table_name_72 WHERE manufacturer = "peckett and sons" AND gwr_nos = "696, 779, 93 5"