This is a specially produced glossy bookplate bearing the original signature of Polish Battle of Britain pilot B H Drobinski.
Drobinski went to No. 1 School of Army Co-operation at Old Sarum on 22nd July on the 3rd Polish Pilots Course, for testing and grading. He moved to 7 OTU Hawarden on the 29th and after converting to Spitfires joined 65 Squadron at Hornchurch on 22nd August. The squadron moved north to Turnhouse on the 28th of the month.
Drobinski was posted to 303 Squadron at Northolt on 2nd March 1941. On a sweep on 15th May he damaged a Ju52 on the ground, between 18th June and 3rd July he claimed six Me109s destroyed, on 6th July shared a probable Me109 and on 24th October he destroyed a Me109.
Drobinski was awarded the KW and Bar (gazetted 15th July 1941), the VM (5th Class) (gazetted 10th September 1941) and the DFC (gazetted 30th October 1941).
His final victory was a Me109 on 13th March 1942. Five days later he was posted to 58 OTU Grangemouth as an instructor.
He rejoined 303 Squadron on 9th August 1942, was awarded a second Bar to the KW (gazetted 20th August 1942) and returned to 58 OTU on 9th April 1943.
Drobinski was posted to 317 Squadron at Northolt on 18th October 1943 as a Flight Commander.
He was given command of 303 Squadron at Coltishall on 26th September 1944. He was awarded a third Bar to the KW (gazetted 5th January 1946) and posted away from the squadron on 1st February 1946 to 61 OTU at Keevil.