magazine advertisement, Pencil Points
|see also||Staedtler Mars Lumograph Drawing Pencil|
Perfect Reproductions of Pencil Drawings with Mars Lumograph
This pencil has an “opaqueness” which closely approximates that of India ink. It gives you a drawing which will reproduce as well as any ink tracing. Mars Lumograph erases easily. Comes in 11 degrees of hardness. Can be obtained from your favorite dealer.
Keuffel & Esser Co.
Char. Bruning & Co.
Micrographic tests show the greater opaqueness of the Lumograph pencil as compared with that of others.