Languages with up to 50 books: Afrikaans Aleut Arabic Arapaho Breton Bulgarian Caló Catalan Cebuano Czech Estonian Farsi Frisian Friulian Gaelic, Scottish Galician Gamilaraay Greek, Ancient Hebrew Icelandic Iloko Interlingua Inuktitut Irish Japanese Kashubian Khasi Korean Lithuanian Maori Mayan Languages Middle English Nahuatl Napoletano-Calabrese Navajo North American Indian Norwegian Occitan Ojibwa Old English Polish Romanian Russian Sanskrit Serbian Slovenian Tagabawa Telugu Welsh Yiddish
On 24 September, FSB director Nikolai Patrushev announced that the exercise was carried out to test responses after the earlier blasts.  The Ryazan FSB "reacted with fury" and issued a statement saying:  "This announcement came as a surprise to us and appeared at the moment when the ...FSB had identified the places of residence in Ryazan of those involved in planting the explosive device and was prepared to detain them." FSB also issued a public apology about the incident.  In a live show on NTV Evgeniy Savostoyanov former FSB director in Moscow categorically denied that any such exercise could be performed on residential buildings with inhabitants inside and without notifying local authorities.