"Maquina indicadora dureza de los distintos metales". Copied from CNT collection

"Maquina indicadora dureza de los distintos metales". Copied from CNT collection.

Bibliographic Details
Institution:International Institute of Social History
Format: IMAGE
Published: 1936, October.
Subjects:
Online Access:http://hdl.handle.net/10622/8F0A8D8C-D710-4007-B0F9-825528B4FF26
Description
Summary:"Maquina indicadora dureza de los distintos metales". Copied from CNT collection.
Published:1936, October.