Scientific American (Supplement), 21 April 1917
| Resource Type | : | Journal |
| Year/Date of Publication | : | 1917-04-21 |
| Publisher | : | Scientific American |
| Place of Publication | : | New York |
| Language | : | English |
| Pages/Folios | : | 16 |
| Identifier | : | JO_SAM_19170421_SUP |
| Digitization Sponsor | : | Government of Maharashtra |
