SCG10002 - 🇦🇹 Austria 1979 – August Musger “Pioneer of Slow-Motion Technology” – 2.50 SIssued by Austria in 1979, this commemorative stamp honors August Musger (18681929), the Austrian priest and inventor credited with pioneering slow motion cinematographic technology. The finely engraved portrait is paired with a technical diagram referencing his mechanical slow motion device, making it a valued piece for thematic collections on science, cinema history, and Austrian inventors. The crisp line engraving and classic layout typical of late