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Drafting Set
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1885 |
| Size: | 32 x 20 x 5.5 cm |
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Lithographic Drafting Set
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1885 |
| Size: | 41 x 27 x 6 cm |
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Drafting Set
| Marking: | Kern & Cie. Aarau en Suisse |
| Year: | ca. 1885 |
| Size: | 14.5 x 4.5 x 2 cm |
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Tubular Compass
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1890 |
| Size: | 28 x 5.5 x 3 cm |
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Pocket Compass
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1890 |
| Size: | 11.5 x 3.2 x 1 cm |
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Polar Planimeter
| Marking: | Kern & Cie. Aarau Suisse |
| | (Maker: Amsler & Co.) |
| Serial Number: | 21146 |
| Year: | ca. 1895 |
| Size: | 28.5 x 5 x 3.5 cm |
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Drafting Set
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1895 |
| Size: | 24.5 x 11.5 x 3 cm |
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Drafting Set
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1900 |
| Size: | 25 x 11.5 x 3 cm |
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Dotting Pen
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1900 |
| Size: | 17 x 2.5 x 2 cm |
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Road Pen
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1900 |
| Size: | 15.5 x 4 x 2.5 cm |
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Proportional Divider
| Marking: | Kern & Cie. Aarau Suisse |
| Year: | ca. 1900 |
| Size: | 19.5 x 3 x 2 cm |
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