copyright 1939, 1st edition; by Charles Tritten, Johanna Spyri's translator; Grosset & Dunlap Publishers, New York; hardbound in cornflower blue boards with silver lettering on cover and spine; quite good condition with unmarked pages and tight binding; dust jacket has some minor dings along edges.
 
Description -
Heidi's Children is a 1939 novel, the second of four sequel novels to Johanna Spyri's original Heidi series, written by Spyri's French and English translator, Charles Tritten. It was originally published in French by Flammarion in Paris in 1939, and in New York by Grosset & Dunlap in 1939.  It was preceded by Heidi Grows Up: A Sequel to Heidi.
 
Plot -
Seeing the flower budding in Dorfli, Eileen suggests Heidi have the former's little sister, Martha, to visit the village as their guest. After bickering, Martha is eventually taken to Heidi's, but she shows to be complaining. Heidi's grandfather eventually learns the girl a prayer, the verses which uplift her. Willing to keep a home tradition, Martha is taken to pick berries with her friends, but gets an companion stuck under a cliff, which Martha climbs down to, but they both fall to the ground, before coming come.
 
Eventually, Heidi and Peter have their twins, which their grandfather excavate and name, but afterwards the grandfather goes quiter and stiller, eventually dying of old age, indeed. The family, with Martha, moves up to the mountain home where, among other things, the building shed is turned into a cheese factory, while Martha and Tobi take the goat herding job.
 
One day, Heidi takes Martha to the 'enchanted garden', but when the sun's down, Peter frantically announces that Tobi's gone...