German, Seed Merchants, Ernst & von Spreckelsen Samenhandlung, Hamburg
German, Seed Merchants, Ernst & von Spreckelsen Samenhandlung, Hamburg, Image & Found by Peter van Lierop.
Found in Noord Brabant, Netherlands, 18mm, 8.2g.
SAMENHANDLUNG curved down HAMBURG curved up in annulus // 1909, flower head ERNST & von SPRECKELSEN around
Wikipedia, "Ernst & von Spreckelsen, a German seed breeder in Hamburg dating back to 1793, merged with Carl Wilh in 1946. Round to Hansa-Saat and grew "Hamburger Markt" seeds"