Using the names in your question, a letter or card could be signed as:
Ruth Baker Pratt was born on 1877-08-24.
Ruth Baker Pratt died on 1965-08-23.
Ruth Baker has written: 'Primary/secondary transfer' 'It's good to have (be) a friend!' -- subject(s): Friendly visiting
Is it a hand-written letter or a typed letter signed by Ruth? Babe Ruth died 8/16/48, making your letter near the end of his life. I'd guess the value to be a few thousand dollars, but the true value is highly dependent on the condition of the letter and the signature.
1980
it is worth about 35,000 dollars, i wouldn't sell it thoughGeorge Herman Ruth signed baseballA Babe Ruth signature is one of the most prized signatures in the hobby. A Babe Ruth single signed baseball in general is worth about $6,000.-$10,000. Value may vary based on condition, and the type of authenticity that accompanies the signature. If the signature is not properly authenticated the signed picture could sell at half the market value or less. The signature should be bold, strong, and stand out in contrast to the photo. A weak, and faded signature will sell for less. Most autographs in Ruth's day was signed with a fountain pen. A signature with the quotation marks around "Babe" typifies his pre-1928 autograph and will sell at a higher value.A baseball Signed with his full name "George Herman Ruth" will sell at a higher price at about $20,000.-$30,000.
it wouldn't matter, babe Ruth is the signature your looking for
Dusty Baker
i have a Babe Ruth signed black and White pic and wanted to know where the best place to go have it appraised
Babe Ruth was signed into Jack Dunn's team in 1896
well you could and it might be super-de-duper rare to you but it will not be so much $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
The most expensive autographed baseball in history was sold at an auction held on May 6, 2006 when a Joe DiMaggio Marilyn Monroe duel signed baseball sold for $191,200. Breaking the record of a Babe Ruth signed baseball in 2005. A Babe Ruth single signed baseball, the finest known Ruth-signed ball, graded 9.5 out of 10 by Professional Sports Authenticator (PSA) sold for $150,000 in 2005. Babe Ruth single signed baseballs in general sell for about $4,000.-$10,000. so this price is well above the market value.