Description: Letter: GYULAVES (ÐULAVEC) - ZAGREB 29.11. 1918. correctly franked with the 20 filler ‘Jubilee’ stamp in Type I. Single circle ‘GYULAVES 29 NOV 918’ cancellation of Hungarian origin. Ðulavec is a small locality east of Bjelovar. The use of ‘Jubilee’ stamps from this locality has not been recorded in recent book by Mr. Vilfan. Very fine and possibly unique.