KonveĭerКонвейерAbramov, A.Laptev, A.RussianBookDescribes how industrial assembly-lines work and includes a practical task for group of children.1931Moskva : OGIZ : Molodai︠a︡ gvardii︠a︡, 1931.Москва : ОГИЗ : Молодая гвардия, 1931.Conveying machinery industry—Soviet Union—Juvenile literatureManufacturing processes—Soviet Union—Juvenile literatureAssembly-line methods—Study and teaching (Early childhood)—Soviet UnionManual training—Soviet Union—Juvenile literatureOrigami—Juvenile literaturePicture booksBook