O. & M. Hausser, Stuttgart (Ludwigsburg), Germany, 1904-1983.
Otto and Max Hausser specialized in dolls, toys and military miniatures and soldiers of composition sawdust and glue, made under the name "Elastolin". Also made still banks from 1929-1939.
What's it worth? Take a look at this Hausser price guide: sold listings for a value indication.