Netherlands. An Order Of The Lion, 1St Class Grand Cross Breast Star, C.1825 certificate_of_authenticity Lindelöf's first work in 1890

Lindelöf's first work in 1890 was on the existence of solutions for differential equations

one month at a Bombing & Gunnery School (B&GS)

with Cruz De Guerra buckle

horizontal broad pinback with a functional hinge/catch assembly

Netherlands. An Order Of The Lion, 1St Class Grand Cross Breast Star, C.1825 certificate_of_authenticity Lindelöf's first work in 1890An extremely high quality embroidered order, all hand worked silver bullion wire with lettering "VIRTUS NOBILI TAT" on the blue satin centrepiece, cross and star in rolled silver and copper bullion wire in various textures, with raised silver rays and silver sequins, red leather backer, 97 mm x 98 mm, wear evident on the embroidered centrepiece, denting present on some of the raised silver rays, extremely fine.