Siem van der Marel, “Triplum”

“Triplum” is an iconic glass artwork designed by Siem van der Marel for Royal Leerdam in 1974. The piece was created using the so-called fusing technique, in which multiple layers of glass are melted together to create a sense of depth. Signed: ingraved with pen “74T9 SvdMarel 174”