TY - BOOK AU - Olson,Harry F. TI - Acoustical engineering AV - TA365 .O5 U1 - 620.2 OLS 23 PY - 1957///] CY - Princeton, N.J. PB - Van Nostrand KW - Acoustical engineering N1 - "Based on ... [the author's] Elements of acoustical engineering." ER -