Fig. 2. Steinert Hall, Boston: position of air reservoirand organ pipe at 0; positions of observer* 1-8. 0 in the diagram, observations were made in succession at the pointsmarked 1 to 8, with the results shown in the table: Station1.. Duration. 2.12. 2.17. 2.23. 2.20 Station 5.. Duration . 2.23 ,.…
Architectural acoustics
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![An illustration from Henry Cornelius Agrippa's Fourth book of occult philosophy, and geomancy. Magical elements of Peter de Abano. Astronomical geomancy [by Gerardus Cremonensis]. The nature of spirits [by Gorg Pictorius]. And arbatel of magic (1655)](https://img.insideoutlibrary.com/img/200/ia-cu31924006718757-44-7.webp)
