Assertion: standard unit | /r/HasProperty | developed in connection
Facets:
value: with early telegraphy practice
type: OTHER
Source sentences:
text: Although several empirically derived standard units for expressing electrical resistance were developed in connection with early telegraphy practice, the British Association for the Advancement of Science proposed a unit derived from existing units of mass, length and time and of a convenient size for practical work as early as 1861.