Need help identifying makers mark

Hello all. I am quite new to all this so please forgive my ignorance and any gaffes I make. I have a silver fork that has SL as the makers mark. It was not listed on silvercollection.it. It is most likely English made as that’s where my mother is from but I don’t know for certain. Below are links to pictures of the hallsmarks and fork -

Your links show up as a Google Drive sign-in request. It might be easier if you use our image upload facility (the landscape picture icon in the message composition box). Your other post has the same problem.