Sporting Guns and Gunpowders: Comprising a Selection from Reports of Experiments, and Other Articles Published in the “Field” Newspaper, Relative to Firearms and Explosives, Volumes 1-2, 1897 discussed French "Wire Cartridges"
http://books.google.com/books?id=inQCAAAAYAAJ&pg=PA304

An illustration of the Eley wire mesh sleeve
[Linked Image from photos.smugmug.com]

Empty wire shot concentrators
https://www.rmg.co.uk/collections/objects/rmgc-object-272636

Upper R is an ad for Eley's Patent Wire Cartridges
https://aaronnewcomer.com/w-c-eley-eley-bros-and-eley-brothers-limited-advertising-sheets/

Small bore's shell
http://www.researchpress.co.uk/index.php/firearms/ammunition/eley-wire-cartridge
"The first patent recorded for the so-called Wire Cartridge was that of Joshua Jenour, Patent No. 5570 of November 28, 1827. 'The Cartridge is made of wire, woven with meshes so wide as to allow the shot to be scattered'."

https://www.vintageguns.co.uk/magazine/wire-shot-concentrators

Eley's Patent Wire Cartridge Warehouse
https://londonstreetviews.wordpress...am-eley-patent-wire-cartridge-warehouse/