No coin nor oath required. For personal study only.
Leonardo 1971: Volume 4, Issue None.
Digitized from IA1646321-05.
Previous issue: sim_leonardo_1970_3.
Next issue: sim_leonardo_1972_5.
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๐ SIMILAR VOLUMES
Leonardo 1972: <a href="https://archive.org/search.php?query=sim_pubid%3A49130%20AND%20volume%3A5" rel="nofollow">Volume 5</a>, Issue None.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1646321-05/page/n1765" rel="nofollow">IA1646321-05</a>.<br />Previous issue: <a href="ht
Leonardo 1970: <a href="https://archive.org/search.php?query=sim_pubid%3A49130%20AND%20volume%3A3" rel="nofollow">Volume 3</a>, Issue None.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1646321-05/page/n1652" rel="nofollow">IA1646321-05</a>.<br />Previous issue: <a href="ht
Leonardo 1994: <a href="https://archive.org/search.php?query=sim_pubid%3A20054%20AND%20volume%3A4" rel="nofollow">Volume 4</a>, Issue None.<br />Digitized from <a href="https://archive.org/details/sim_raw_scan_IA1643133-01/page/n193" rel="nofollow">IA1643133-01</a>.<br />Previous issue: <a href="htt