![](http://www.alamy.com/thumbs/6/4E357C55-8757-4443-9092-69C3BF1BDCB7/MWXYGP.jpg)
. Deutsch: Luftmatratze English: Inflatable mattress . 15th century. Unknown illustrator 345 Konrad Kyeser, Bellifortis, Clm 30150, Tafel 16, Blatt 83r
Size: 1913px × 2612px
Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., /, /., 15th, century., illustrator., unknown