CREATE TABLE table_70729 ("Year" FLOAT, "RR class" TEXT, "RR Nos." TEXT, "Builder" TEXT, "Builder Nos." TEXT, "GWR/BR Nos." TEXT)

Name the RR numbers of hudswell clarke and years before 1914
SELECT "RR Nos." FROM table_70729 WHERE "Builder" = 'hudswell clarke' AND "Year" < '1914'
SELECT "RR Nos." FROM "table_70729" WHERE "Builder" = 'hudswell clarke' AND "Year" < '1914'