[1] Smithsonian Institution / Museum Conservation Institute – Early Glassmaking and Archaeological Discoveries
URL: https://mci.si.edu
[2] British Glass Manufacturers’ Confederation – Modern Glass Production and Applications
URL: https://www.britglass.org.uk
[3] National Glass Association (NGA) – Introduction to Glass Manufacturing; Annealed Glass: Characteristics and Applications; Mirror Installation Guidelines
URL: https://www.glass.org
[4] Pilkington – Overview of Glass Production Methods
URL: https://www.pilkington.com
[5] Corning Museum of Glass (CMoG) – Myths About Glass: Does It Flow Over Time?
URL: https://www.cmog.org
[6] Royal Society of Chemistry – An Introduction to Glass and Its Properties
URL: https://www.rsc.org
[7] Bullseye Glass Company – Glass Casting: History and Techniques; Kilncasting Basics: Creating Glass Sculptures
URL: https://www.bullseyeglass.com
[8] International Window Cleaning Association (IWCA) – Guidelines for Architectural Glass Maintenance & Restoration
URL: https://www.iwca.org
[9] Lawrence Berkeley National Laboratory (LBNL) – Windows & Envelope Materials
URL: https://windows.lbl.gov
[10] ANSI (Z97.1 & Webstore) – Safety Glazing Materials Used in Buildings – Safety Performance Specifications and Methods of Test
URL: https://www.ansi.org
[11] Guardian Glass – Differences Between Annealed and Tempered Glass
URL: https://www.guardianglass.com
[12] Auto Glass Safety Council (AGSC) – Automotive Glass Safety Standards
URL: https://agsc.org
[13] ASTM International – ASTM C1036; ASTM C1048; ASTM C1172
URL: https://www.astm.org
[14] The Glass Polishers – What is Glass Polishing?
URL: https://www.theglasspolishers.com/what_is_glass_polishing.html
[15] Schäfer Glas – History of Glass Grinding
URL: https://www.schaeferglas.com/news/history-glass-grinding/
**[16] MAFO – Historical Grinding Machine for Spectacle Lenses
URL: https://mafo-optics.com/historical-grinding-machine-for-spectacle-lenses/
[17] Lamberts Glass – History of Glassmaking
URL: https://lamberts.de/history-of-glassmaking
[18] History of Glass – Glass Timeline – Important Dates and Facts
URL: https://www.historyofglass.com/glass-history/glass-timeline/
[19] Scientific American – Grinding and Polishing Glass
URL: https://www.scientificamerican.com/article/grinding-and-polishing-glass/