CREATE TABLE table_53775 ("Number & name" TEXT, "Description" TEXT, "Current status" TEXT, "Livery" TEXT, "Date" FLOAT)

What's the Description for Scottish Tar Distillers No. 78, that's Livery is black, and a date prior to 1897?
SELECT "Description" FROM table_53775 WHERE "Livery" = 'black' AND "Date" < '1897' AND "Number & name" = 'scottish tar distillers no. 78'
SELECT "Description" FROM "table_53775" WHERE "Date" < '1897' AND "Livery" = 'black' AND "Number & name" = 'scottish tar distillers no. 78'