Research Job- Search The Web to find specific products that I can resell in my business

I am looking for a virtual assistant that can search online and find me specific coins, Stamps and sports cards that I can buy and resell in my business. I am paying $10 for a list of 1000 sites. Must deliver in pdf form or spreadsheet with click able links to site. List may include online auction sites, websites of coin and stamp dealers that have the items I am looking for, Facebook marketplaces that have the items, offer up etc.

I am looking specifically for
books of 22k gold replica stamps
1 ounce copper Coins (with various designs) wholesale
Old United States Coins such as Indian head pennies, Buffalo Nickels, Liberty v Nickels etc
Old Paper Money silver certificates and foreign Currency notes
Foreign Coins sold by the pound and
Old baseball cards from the 1930s to 1950s