"Illustrated children's books." . . "Picture books for children." . . . . "CHR 1928?" . . "Postal service Soviet Union Juvenile poetry." . . "Mejdounarodnaia kniga," . . "Soviet Union." . . "Illustrated children's books Soviet Union." . . "Почта = 郵便" . . . . . . "Illustrated children's books" . "Merrill-Palmer Institute Collection" . . . . . . . . . "Illustrated books" . . . . . "Poshcha" . . . . . "Pochta"@en . "Pochta" . . "Picture books for children" . . . . "La poste" . . "Poetry" . "郵便" . . "La Poste" . . . . "Pochta. [stikhi dli︠a︡ mladsh. shkolʹnogo vozrasta]" . . "Juvenile works" . . . . . . . . . . . . . . . . . "yūbin" . . . . . . . "Children's poetry, Russian" . . . . . . . . . . "Children's literature" . . . . . . . "Juvenile literature" . "Picture books" . "Pochta = yūbin" . "A certified letter follows its intended recipient all over the world as the postal service attempts to catch up to him." . . . "Postal service." . . "Children's poetry, Russian." . .