Blue print sampler, cardboard double-sided cover printed on 4 sides with a blue pattern. 1st side: printed area horizontally divided into two fields – upper: small flowers in diagonal stripes. Number 468 pasted on the right top corner. – lower: small formations in diagonal stripes – stylized three-leaf flowers with stem and leaf, with arched dots at the top. Number 469 pasted on the left. 2nd side: printed area horizontally divided into two fields – upper: stylized flowers with three dotted petals in diagonal stripes. Number 470 pasted on the left top corner. – lower: composition of “snakes” in diagonal stripes, number 471 pasted on the left. 3rd side: printed area horizontally divided into two fields – upper: small ornamental motif composed of stylized “lilies” in diagonal stripes. Number 472 pasted on the right top corner. – lower: small ornamental motif composed of motifs of small stems with pairs of dots on the sides in diagonal stripes. Number 473 pasted on the right. 4th side: printed area horizontally divided into two fields – upper: ornamental motif composed of curve with sets of dots on the sides and one at the top in diagonal stripes. Number 474 pasted on the left top corner. – lower: ornamental motif composed of small stylized flowers in diagonal stripes. Number 475 pasted on the left.