About a $1.
The first official US Christmas stamp was issued in 1964. It was a definitive (small) sized stamp and pictured a wreath. It had a face value of 4 cents, the normal cost of mailing First Class items.
The US did not have a non-denominated stamp in 1973. The first one was issued in 1975 for Christmas.
First class stamps in 1991 went to 29 cents in February so December, first class Christmas stamps should have been worth 29 cents.
It is called the First Day of Issue. Cancellations on that date have value. Cancellations before that date are really sought after!
1.00
In perfect condition it is worth 25 cents.
Scott US#1270If it is a first day of issue, it should have a cancellation. A First Day Cover is likely to be worth about a dollar. Without the cancellation it is worth the same as a used stamp, about 15 cents.
First issue? I think you mean mint - which means it's unused. Many factors are involved in pricing the stamp: what country, condition of the stamp, which particular stamp (more than one stamp was issued in 1973) and whether it is new or used. Without more details it is not possible to answer your question properly.
The value of a 1989 Ernest Hemingway first day issue stamp can vary based on factors such as condition, rarity, and demand among collectors. Generally, it may range from a couple of dollars to around $20. It's best to consult a stamp collector or appraiser for a more accurate valuation.
There wasn't any Lincoln First Day in 1952. The nearest to that was in 1954. The catalog value of a 1954 FDC is $1.50
That would be US Scott Number 2417. A First Day Cover has a catalog value of $4.