1st U.s. National Bonsai Exhibition 2008 - William N. Valavanis: 9780615272467 - AbeBooks,Update– 2023 8th US National Bonsai Exhibition Commemorative Album – Valavanis Bonsai Blog,Highlights from the 6th U.S. National Bonsai Exhibition - Bonsai Tonight,Bill's Bonsai Treasures & the 7th U.S. National Bonsai Exhibition – Stone Lantern,4th US National Bonsai Exhibition Report – Valavanis Bonsai Blog,