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 Hans Walser · The Golden Ratio: Geometric and Number Theoretical Considerations (Paperback Book) [2024 edition] (2024)](https://imusic.b-cdn.net/images/item/original/891/9783662698891.jpg?hans-walser-2024-the-golden-ratio-geometric-and-number-theoretical-considerations-paperback-book&class=scaled&v=1750959385)
![Cover for Hans Walser · Spirals, Helical Lines, and Spiral-Like Figures: Mathematical Playfulness in Two and Three Dimensions (Paperback Book) [2024 edition] (2024)](https://imusic.b-cdn.net/images/item/original/301/9783662689301.jpg?hans-walser-2024-spirals-helical-lines-and-spiral-like-figures-mathematical-playfulness-in-two-and-three-dimensions-paperback-book&class=scaled&v=1749651094)
![Cover for Hans Walser · Spiralen, Schraubenlinien und spiralartige Figuren: Mathematische Spielereien in zwei und drei Dimensionen (Paperback Book) [1. Aufl. 2022 edition] (2022)](https://imusic.b-cdn.net/images/item/original/315/9783662651315.jpg?hans-walser-2022-spiralen-schraubenlinien-und-spiralartige-figuren-mathematische-spielereien-in-zwei-und-drei-dimensionen-paperback-book&class=scaled&v=1655870895)
![Cover for Hans Walser · Symmetrie - Einblicke in die Wissenschaft (Paperback Book) [1998 edition] (1998)](https://imusic.b-cdn.net/images/item/original/138/9783815425138.jpg?hans-walser-1998-symmetrie-einblicke-in-die-wissenschaft-paperback-book&class=scaled&v=1427150354)