<?xml version="1.0" encoding="UTF-8"?><collection xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.loc.gov/MARC21/slim" xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd"><record><leader>00682nam a22002051  4500</leader><controlfield tag="001">009800442</controlfield><controlfield tag="003">MiAaHDL</controlfield><controlfield tag="005">20110509000000.0</controlfield><controlfield tag="006">m        d        </controlfield><controlfield tag="007">cr bn ---auaua</controlfield><controlfield tag="008">871128s1950    nyu           000 0 eng u</controlfield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">sdr-umn000932434</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">sdr-cou.b9982131</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(OCoLC)29086352</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(MnU)ui123648497</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(MnU)notisAGM4842</subfield></datafield><datafield tag="040" ind1=" " ind2=" "><subfield code="a">MnU</subfield><subfield code="b">eng</subfield><subfield code="c">CaOTULAS</subfield></datafield><datafield tag="110" ind1="2" ind2=" "><subfield code="a">New York University.</subfield><subfield code="b">Institute for Mathematics and Mechanics.</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Seminar :</subfield><subfield code="b">recent developments in the theory of wave propagation ; lectures given 1949-1950.</subfield></datafield><datafield tag="260" ind1=" " ind2=" "><subfield code="a">[New York :</subfield><subfield code="b">s.n.,</subfield><subfield code="c">1950].</subfield></datafield><datafield tag="300" ind1=" " ind2=" "><subfield code="a">1 v. (various pagings) ;</subfield><subfield code="c">27 cm.</subfield></datafield><datafield tag="500" ind1=" " ind2=" "><subfield code="a">Cover title.</subfield></datafield><datafield tag="538" ind1=" " ind2=" "><subfield code="a">Mode of access: Internet.</subfield></datafield><datafield tag="610" ind1="2" ind2="0"><subfield code="a">New York University.</subfield></datafield><datafield tag="650" ind1=" " ind2="0"><subfield code="a">Wave-motion, Theory of.</subfield></datafield><datafield tag="CID" ind1=" " ind2=" "><subfield code="a">009800442</subfield></datafield><datafield tag="DAT" ind1="0" ind2=" "><subfield code="a">20110506151149.0</subfield><subfield code="b">20110509000000.0</subfield></datafield><datafield tag="DAT" ind1="1" ind2=" "><subfield code="a">20120815130755.0</subfield><subfield code="b">2025-03-08T19:24:31Z</subfield></datafield><datafield tag="CAT" ind1=" " ind2=" "><subfield code="a">SDR-UMN</subfield><subfield code="d">UNKNOWN</subfield><subfield code="l">loader.pl-001-001</subfield></datafield><datafield tag="FMT" ind1=" " ind2=" "><subfield code="a">BK</subfield></datafield><datafield tag="HOL" ind1=" " ind2=" "><subfield code="0">sdr-umn000932434</subfield><subfield code="a">umn</subfield><subfield code="b">SDR</subfield><subfield code="c">UMN</subfield><subfield code="p">umn.31951000929830o</subfield><subfield code="s">UMN</subfield><subfield code="1">000932434</subfield></datafield><datafield tag="974" ind1=" " ind2=" "><subfield code="b">UMN</subfield><subfield code="c">UMN</subfield><subfield code="d">20250308</subfield><subfield code="s">google</subfield><subfield code="u">umn.31951000929830o</subfield><subfield code="y">1950</subfield><subfield code="r">ic</subfield><subfield code="q">bib</subfield><subfield code="t">US bib date1 &gt;= 1931</subfield></datafield><datafield tag="974" ind1=" " ind2=" "><subfield code="b">COU</subfield><subfield code="c">COU</subfield><subfield code="d">20241025</subfield><subfield code="s">google</subfield><subfield code="u">cub.p206321814020</subfield><subfield code="y">1950</subfield><subfield code="r">ic</subfield><subfield code="q">bib</subfield><subfield code="t">US bib date1 &gt;= 1931</subfield></datafield></record></collection>