00667cam a2200193 4500 545840591 TxAuBib 20220108120000.0 220107s2022||||||||||||||||||||||||eng|u 67117 Project Gutenberg PGUSA eng TxAuBib Ziegler, S. Lewis. History of Iridotomy [Gutenberg] : Knife-Needle vs. Scissors—Description of Author’s V-Shaped Method / S. Lewis Ziegler. Project Gutenberg, 2022. Project Gutenberg ; 67117 Public domain in the USA. Electronic text. Project Gutenberg ; 67117. http://www.gutenberg.org/ebooks/67117