Hi Silverfan,
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Yes Belgian silver spoon, maker's marl
L under upside down heart for; Émile Lambelin orfèvre jouaillier/goldsmith jeweler, born in Nimy 14-2-1827, registered in the city of Mons/Bergen, died 28-05-1903
https://en.wikipedia.org/wiki/Mons
Hallmarks of Belgium, used after the Belgian uprising against the Dutch regime in 1830 and the establishment of an independent Kingdom of Belgium in July 1831. A resolution of 18th August 1831 stipulated the use of the new marks in Belgium. The seals were only at the disposal of the assay offices around 1 March1832. Meanwhile, they kept using the marks from the Dutch era.
The new marks used March 1832-July 1869.
Image mark top; office mark or Minerva head with regional assay office letter E for Mons.
Image mark middle; maker's marl
L under upside down heart for; Émile Lambelin
Image mark bottom; The Lyra 1st standard mark silver
934/000 fineness.
Peter.