No coin nor oath required. For personal study only.
Environment 1962-07: Volume 4, Issue 7-8.
Digitized from IA1532509-01.
Previous issue: sim_environment_1962-05_4_6.
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Environment 1963-07: <a href="https://archive.org/search.php?query=sim_pubid%3A3043%20AND%20volume%3A5" rel="nofollow">Volume 5</a>, Issue 8.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1532509-01/page/n49" rel="nofollow">IA1532509-01</a>.<br />Previous issue: <a href="ht
Environment 1965-07: <a href="https://archive.org/search.php?query=sim_pubid%3A3043%20AND%20volume%3A7" rel="nofollow">Volume 7</a>, Issue 8.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1532509-01/page/n87" rel="nofollow">IA1532509-01</a>.<br />Previous issue: <a href="ht
Datamation 1962-07: <a href="https://archive.org/search.php?query=sim_pubid%3A1520%20AND%20volume%3A8" rel="nofollow">Volume 8</a>, Issue 7.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1532918-05/page/n778" rel="nofollow">IA1532918-05</a>.<br />Previous issue: <a href="ht
Environment 1961-06: <a href="https://archive.org/search.php?query=sim_pubid%3A3043%20AND%20volume%3A3" rel="nofollow">Volume 3</a>, Issue 4-7.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1532509-01/page/n23" rel="nofollow">IA1532509-01</a>.<br />Previous issue: <a href="
Water Environment & Technology 1996-07: <a href="https://archive.org/search.php?query=sim_pubid%3A17415%20AND%20volume%3A8" rel="nofollow">Volume 8</a>, Issue 7.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1632321-02/page/n988" rel="nofollow">IA1632321-02</a>.<br />Previo
Environment Today 1993-07: <a href="https://archive.org/search.php?query=sim_pubid%3A18141%20AND%20volume%3A4" rel="nofollow">Volume 4</a>, Issue 7.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1520617-01/page/n221" rel="nofollow">IA1520617-01</a>.<br />Previous issue: <a