10  Uniform Title

MARC: 240a

Polish uniform title field: title_uniform.R

Harmonize title metadata function: polish_title.R

Render uniform title field: title_uniform.qmd

10.1 Complete Dataset Overview

• Unique accepted entries: 100595
• Unique discarded entries in original data (excluding NA cases): 0
• Original documents with non-NA titles: 1187813 / 1187813 (100%)
• Original documents with missing (NA) titles 0 / 1187813 documents (0%)

10.2 Subset Analysis: 1809-1917

• Unique accepted entries: 3275
• Unique discarded entries in original data (excluding NA cases): 0

Top-20 titles and their title counts for 1809-1917 period.