sterling silver tea service???

I have waited a long time to get sterling silver set. My dad work for morton-parker and the other one benedict?? I love silver. Please tell me I bought the real deal. Can’t ask dad, he past. Should I have waited longer??? Please let me know who’s silver plate this is and if hopefully, I spent my money wisely Have tried to upload picture of bottom markings but software not taking it. Is there a way around this problem? I really would like answers.
sterling silver.JPG

I don’t think Morton-Parker produced sterling wares.
They are still in business. Here is their website: