I saw this on eBay today.

I wish that I could afford this. I added up the average price for these books, first edition with dust jackets and I think that the price of $20,000 is cheap. The Robert E. Howard books average $500 to $1,000 each. The seller wrote:

I am selling the Complete Gnome Press Science Fiction Book output of this Golden Age SF Publisher. The Gnome Press was founded in 1948 and went thru 1961 publishing 86 First editions in the Era. All the books offered here are near fine or better and a number are Autographed. Asimov’s I Robot and 2 Foundation Saga are also signed and a Cliff Simak 1st and others. Included of course are the 7 Robert E. Howard Conan Saga , All in fine condition in fine dust jackets. All books are in very good+ or near fine or fine dust jackets. All 86 books are the original Gnome Press FIRST EDITIONS. SEE scans. Building the collection took quite a few years and it is complete. The books will require Shipping to be determined at time of sale. A rare and highly sought after Complete collection and a cornerstone of any SF / Fantasy Collection. A historical group of Books.

Complete Gnome Press Sci Fi Lib. ALL 1sts ed! in DW SEE | eBay.