Shipments to the United States
Due to changes in U.S. customs regulations, all shipments to the United States are now subject to customs clearance.
This means that the recipient will be required to pay customs duties, as well as any applicable taxes and fees upon import.
Please also note that delivery may be delayed while the shipment is being processed by U.S. customs.
![Cover for F D Kahn · Investigating the Universe: Papers Presented to Zdenek Kopal on the Occasion of His Retirement, September 1981 - Astrophysics and Space Science Library (Paperback Book) [Softcover Reprint of the Original 1st Ed. 1981 edition] (2011)](https://imusic.b-cdn.net/images/item/original/360/9789400985360.jpg?f-d-kahn-2011-investigating-the-universe-papers-presented-to-zdenek-kopal-on-the-occasion-of-his-retirement-september-1981-astrophysics-and-space-science-library-paperback-book&class=scaled&v=1526225881)
![Cover for F D Kahn · Investigating the Universe: Papers presented to Zden?k Kopal on the occasion of his retirement, September 1981 - Astrophysics and Space Science Library (Hardcover Book) [1981 edition] (1981)](https://imusic.b-cdn.net/images/item/original/254/9789027713254.jpg?f-d-kahn-1981-investigating-the-universe-papers-presented-to-zden-k-kopal-on-the-occasion-of-his-retirement-september-1981-astrophysics-and-space-science-library-hardcover-book&class=scaled&v=1591978776)