Gherkin vs Shelve

Gherkin

name
  • The building at 30 St Mary Axe, a distinctively-shaped skyscraper in London, England 

Shelve

name
  • A hamlet in Worthen with Shelve parish, western Shropshire, England (OS grid ref SO3399). 

How often have the words Gherkin and Shelve occurred in a corpus of books? (source: Google Ngram Viewer )