$170 for 2 volume hardback set @ https://arc.aiaa.org/doi/book/10.2514/4.105845 https://arc.aiaa.org/doi/book/10.2514/4.105845 .. fairly standard price these da

$170 for 2 volume hardback set @ https://arc.aiaa.org/doi/book/10.2514/4.105845 https://arc.aiaa.org/doi/book/10.2514/4.105845 .. fairly standard price these days for technical books.