JULIEN
DUVAL & GEORGES LE TURCQ
Neo-Renaissance Cherub Book Mark 
Silver
with plique-a-jour enamel
Marked: D with a star & L
Length: 26.5cm Width: 2.3cm
French. Circa 1890
Fitted case
Literature: cf. Henri Vever, French Jewelry of the Nineteenth Century,
translated from the French by Katherine Purcell, 2001, page 816, 1051,
1054, 1055.