<div class="description">
Graphic representation of the periodic table of chemical elements as an Archimedes spiral with a single revolution. This table was originated by Nicolas Opolonick in 1935 and classified by chemist Edward G. Mazurs as Type IIIB1-1 in his seminal work Types of Graphic Representation of the Periodic System of Chemical Elements (1957). This table appears as Figure 61 on page 130 of Mazurs' 1957 publication.</div>
1935 (Original design), Circa 1957 (Date attributed to slide)
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<ul><li><a rel="nofollow" class="external text" href="https://digital.sciencehistory.org/works/xp68kg75x">Record in source catalog</a></li>
<li>DPLA identifier: <a rel="nofollow" class="external text" href="https://dp.la/item/d1c5fc52753a3d5a3c2b2d9740842bca">d1c5fc52753a3d5a3c2b2d9740842bca</a></li>
<li>Science History Institute identifier: padig:SHI-xp68kg75x</li></ul></span>