![](http://www.alamy.com/thumbs/6/E3FB7134-95D3-461C-8235-1A271E255BFA/H1R5BN.jpg)
alter Zettelkasten/ Register, Bibliothek, Humboldt Universitaet, Berlin-Mitte.
Size: 4000px × 2250px
Photo credit: © 360b / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: analog/, analogue, berlin, bibliothek/, deutschland, grimm, humboldt, jacob, library, mitte, register/, sv0816, symbolb, symbolbild, und, universitaet, wilhelm, zentrum, zettelkasten