Autographs from Amitabh Bachan are difficult to come by unless you actually visit an event where he has appeared. There has been a large amount of fake Bachchan autographs on the internet, so use care when searching for authentic autographs.
The authentic burberry scarf has its own tags.
To get top dollar for your autographed baseballs you must sell directly to a collector. eBay is loaded with collectors of baseball memorabilia. If you sell to a dealer you wwill only get about half the market value more or less depending on how long the dealer feels it will take to resell the item. Keep in mind that if your authentic baseball autographs are not properly authenticated by a trusted company you could get half the market value or less.
I'm sure that the website, because they do this for a living, have access to celebrities and can ask them for autographs anytime, but because Marilyn has been dead for 50 years, I'm afraid only the autographs that currently exist are authentic, but there are some that copy her signature.
Have it certified by an expert.
The monetary value of any autograph is what someone is willing to pay for it. The magazine for people who buy such autographs would probably be the best place to start; you would at least get some consensus on an APPROXIMATE value. Note that the value of any autographs depends not only on the name who signed it, but also the quality of the signature, how well preserved the photo, and (unfortunately) whether or not the signature is authentic. Only an expert can tell you how much any of the apply to your autograph.
If the ball is authentic and the autographs are clear and it is signed by the 1977 team I would ask £200-£250 on eBay or any decent auction
An individual would be able to tell if an autographed football is authentic by reading the signature, as well as going and taking it to a specialist of which is involved in reading such things.
Autographs manufature their own food (plants) heterotrophs have to consume autographs or something else that consumes autographs (carnavoers, herbavoers, omnivoers)
The best way to get their autographs is to meet them at a concert.
You can go to Amazon and type in "Army of Darkness autographs" and you'll find a number of autographs .
go to their concert and get them to sign something or you can print them off the internet and tell people you got it signed! LOL