per ' s ▁B az aar , ▁Col lier ' s , ▁and ▁St . ▁Nicholas ▁Mag az ines . ▁ ▁We ber ▁illustrated ▁advert is ements ▁for ▁R it ▁D yes , ▁Sc r anton ▁L ace ▁Company , ▁W ams ut ta ▁M ills ▁and ▁H - O ▁O ats . ▁We ber ▁collabor ated ▁with ▁Herbert , ▁her ▁husband , ▁on ▁The ▁Musical ▁Tree . ▁Herbert ▁wrote ▁the ▁po ems ▁and ▁music ▁and ▁S ara ▁created ▁the ▁illustr ations ▁for ▁the ▁children ' s ▁book . ▁By ▁ 1 9 2 1 , ▁she ▁had ▁created ▁a ▁series ▁of ▁illustr ations ▁called ▁K idd ie ▁K ars , ▁which ▁at ▁that ▁time ▁were ▁owned ▁by ▁H . ▁C . ▁White ▁Company . ▁Her ▁full - page ▁color ▁illustr ations ▁were ▁published ▁in ▁The ▁K idd ie - Kar ▁Book , ▁in ▁which ▁the ▁vers es ▁were ▁written ▁by ▁Richard ▁J . ▁Wal sh . ▁ ▁In ▁ 1 9 1 0 , ▁The ▁New ▁York ▁Times ▁published ▁an ▁article ▁" A ▁L atter - Day ▁Indust ry ▁and ▁Its ▁R ew ards : ▁How ▁a ▁Group ▁of ▁Ill ust rat ors ▁is ▁M aking ▁Fort unes ▁by ▁Draw ing ▁Pictures ▁of ▁the ▁' Mod ern ▁Woman '" ▁in ▁which ▁We ber ▁was ▁estimated ▁to ▁be ▁tied ▁for ▁the ▁second ▁highest ▁paid ▁woman ▁illustr ator ▁with ▁Elizabeth ▁Sh i ppen ▁Green , ▁each ▁estimated ▁to ▁make ▁US $ 1 0 , 0 0 0 ▁per ▁year ▁( est im ated ▁).