Eric Vanhove writes:

Julia Casey also came up with this, and like Eric, she used the worthpoint.com database. She writes:

To read the complete Worthpoint listings, see:
ANTIQUE SMALL NEW DEPARTURE BICYCLE BELL E10 1/2 WORKS!(https://www.worthpoint.com/worthopedia/antique-small-departure-bicycle-bell-151702456)
RARE EARLY NEW DEPARTURE BELL COMPANY BICYCLE BELL - MODEL E10 1/2(https://www.worthpoint.com/worthopedia/early-departure-bell-company-bicycle-1800841484)

Regarding the baggage tag overstrike, Bill Miller of Denton, MD adds:

To read the earlier E-Sylum articles, see:
NOTES FROM E-SYLUM READERS: JUNE 11, 2017 : The New Departure Bell Company (http://www.coinbooks.org/v20/esylum_v20n24a10.html)
MYSTERY BAGGAGE TAG OVERSTRIKING SOLVED (http://www.coinbooks.org/v20/esylum_v20n23a10.html)