| Year | 1915 |
| Date | 15-Jul |
| Volume | 33 |
| Issue | 742 |
| Page | 60 |
| Category | General |
| Part | |
| Title | Collecting and Using the Sun's Heat |
| Author | |
| Notes | Interesting Experimental Work for Model Engineers. Basis for design, suggested design for a small sun-heat absorber, suitable dimensions, applications, adjustments, and comparisons, a novel suggestion, sketches showing suggested arrangement for an arc sun-heat absorber, designing an arc absorber, conclusion |