2 2 8 D O C U M E N T 2 3 3 A P R I L 1 9 2 4
Hence, nature noticed before physicists that fibrous structures are more stretch-
resistant. What is this? Surely not just surface enlargement but something else—or
do the surfaces act beyond the molecule layer?
To Naples!
Zangger.
5
cm3
pro
cm2
zB 1 kg
0,5
cm3
pro
cm2
ca 5 kg
0,1 ca 30 kg