CREATE TABLE table_14768 ("Class" TEXT, "Type" TEXT, "Fleet numbers" TEXT, "Quantity made" FLOAT, "Manufacturer" TEXT, "Date made" TEXT, "1958 CI\\u00c9" TEXT, "1958 UTA" TEXT, "Date withdrawn" TEXT, "Notes" TEXT)

When has a Note of 45/48 renumbered 15/16; two sold to sl&ncr?
SELECT "Date made" FROM table_14768 WHERE "Notes" = '45/48 renumbered 15/16; two sold to sl&ncr'
SELECT "Date made" FROM "table_14768" WHERE "Notes" = '45/48 renumbered 15/16; two sold to sl&ncr'