Vintage ALVIN 525B Precision Drawing Instruments Set with CASE / Made in Germany

Vintage Alvin 525B Precision Drawing Drafting Instruments Set Made In Germany

Vintage Alvin 515 precision drawing tool set, made in Germany

Vintage Alvin 525B Precision Drawing Drafting Instruments Set-Made In Germany

Vintage Alvin 502 Precision Drawing Drafting Instruments Set Made In Germany

VINTAGE! Alvin compass precision drawing drafting tools set (Made in Germany)

Vintage Alvin 525B Drawing Drafting Case Set plus Dietzgen Compass Germany

Alvin 795B Precision Drawing Drafting Instruments Set Germany in Case