assortment of flatware different markings please help

[crystalcob]

I have a few odds and ends with markings and after hours of trying to identify on the net lm back to where l started, any assistance would be greatly appreciated.

Knife;- EPNS HW LTD

Spoon;- A1, then a mark that looks like a beetle, EPNS

Spoon;- EPNS JMC & S

[Neruda]

HW might possibly be Henry Wilkinson, a well-known cutler from Sheffield.