This is the transmission dipstick for automatic transmission.  1946-1955 R-type and Silver Dawn 1956-1965 Cloud I,II,III, S-1,2,3 & Continental 1959-1968 Phantom V (VIN 5LAS1-5VD101)

This is the Sump Gasket for the Oil Pan / Sump Pan (RE10417)  1945-1955 Silver Wraith, Mk-6, R-type, Silver Dawn Models  

This is the transmission / gearbox pan gasket. 1945-1955 (All Models fitted with automatic gearbox) 1955-1965 Silver Cloud, S-series, Continental & Phantom V