McKNIGHT KAUFFER, E. (1890-1954) ~ BP Plus.
Original artwork for BP Plus in black ink with use of china white and air-brush technique, with some evidence of the pencil grid used by the artist. Signed with the artist’s monogram. On the verso is the original Shell Mex and B.P. Ltd archive label and stamp which states “Designed by E. McK Kauffer 12 Mar 1933” and confirms that the design was used.