French Workshop.- Single leaf from an illuminated Book of Hours with arched miniature depicting the Nativity, manuscript in Latin, start of Psalm 69, on vellum, single column, 4 lines, in a late Gothic bookhand, in brown ink, miniature depicting the infant Christ lying on the ground between Mary and Joseph, Mary kneeling and with her hands in prayer and Joseph shielding a light, with an ass and an ox watching, on a path outside the stable, all heightened with gold, full border composed of flowers and highly burnished gold ivy-leaves, in blue, red and other colours, 1 3-line initial and 1 single-line initial in red, blue and gold, 1 line filler in gold and blue, laid down with verso unexamined, margins trimmed with loss of lower border and partial loss to left and right margins, two slight surface smudges at head, miniature 76 x 52mm., leaf 110 x 85mm., [France], [c. 1470].