Riga: Mezu Departramenta Izdevums 1937. First Edition. 76,  pages. Original green printed wrappers (faded at edges to brown). Presentation inscription by Roze on the title page. Text is in Latvian language through page 60, then German (same paper?). Good. Wraps. 
From the Reports of the Latvian Forest Research Station. English translation of the second (German) title is roughly "The course of the length increase of the pine and spruce shoot roots"