⌂
⚲
?
✕︎
clip:294034
clip:294034
clip:294034
clip:294034
clip:294034
clip:294034
clip:294034
clip:294034
clip:294034
hi
{"x":0,"y":0} to {"x":0,"y":0}
Copyright © details on Wikimedia Commons.
DL50 glass ultrasonic delay line - case opened.jpg
▦