Vacuum test bell round 360 mm. - Vacuum testing- test clocks and vacuum pumps - Holm & Holm A/S
Glycine Automatic Vacuum Vintage High Frequency Day Date – Temple of Time
This VFD Nixie watch looks cooler than any smartwatch I've ever seen - Yanko Design
Glycine "Vacuum" SS Modernist Dress Model circa 1960's
Glycintennial - #glycine vacuum timepieces were popular in 1960s #chronometer grade watches, read more at #glycintennial about #vintageglycine #vintagewatches #glycineheritage #vacuum #watchcollector #watchcollection #glycineairman | Facebook