The distance between us

Supports 24 May opening, Vail’s return message, invited audience and disputed room location.

Source relationship 2024 history uses Morse letters and congressional records to question later location tradition.

Supports Paper-tape catalogue confirms 24 May 1844 and the Washington–Baltimore route.

Source relationship The held tape belongs to the same event record; older exhibition prose has name and room issues.

Supports The 10 March notebook entry records the message and Watson’s understanding.

Source relationship Institutional display excerpts Bell’s own notebook, not a separate observer.

Supports 10 March liquid-transmitter context, mechanism and replica status.

Source relationship Technical description of a later replica derives from the historical experiment, not the original device or independent testimony.

Supports 26 January demonstration, audience and mechanical scanning receiver.

Source relationship Museum object record links the apparatus with the event.

Supports Distinguishes the early Double-8 from the 1926 thirty-line system and notes missing records/components.

Source relationship Research reassessment within the same collection system, not a second eyewitness account.

Supports Report describes moving dummy and speaking face, reception in another room and limited image quality.

Source relationship Read as a later web transcription of contemporary reporting; the original newspaper page was not independently authenticated.

Supports February 1946 unveiling, engineering team, six women programmers and manual setup.

Source relationship Building institution’s retrospective draws on archives and programmer interviews.

Supports Unveiling year, builders and wiring/switch programming.

Source relationship Separately curated account based on shared Penn and Army computing history.

Supports 16 December amplification, 23 December internal demonstration and 1948 announcement.

Source relationship Synthesis of Bell notebooks, papers, interviews and historical scholarship.

Supports 1947 research sequence, germanium contacts and vacuum-tube limitations.

Source relationship Separate society article shares historical scholarship such as Crystal Fire with the museum.

Supports 12 September test, germanium/flying wires and manufacturability limits.

Source relationship Curatorial narrative and notebook-replica description share Kilby’s experimental record.

Supports 12 September 1958 Texas Instruments test and wire connections.

Source relationship Same museum’s date entry restates the event, not independent experimental confirmation.

Supports 1959 concept/patent application, 1960 working monolithic devices and distinct contributions.

Source relationship Same museum, adding a different technical path through Fairchild patents and engineering records.

Supports 29 October LOGIN attempt, LO before failure and later completion.

Source relationship Sending institution’s retrospective quotes participant Kleinrock.

Supports Same date at 10:30 p.m., endpoints, recovery and later four-node network.

Source relationship Receiving institution’s account directly links to UCLA event material, so the chain is partly shared.

Supports 30 April public-domain release, 1989 proposal and later open licensing.

Source relationship CERN institutional history of its own development and release.

Supports Participant recollection of release decision, legal process and Web use of the Internet.

Source relationship Same institution’s participant recollection shares the event chain, not independent legal adjudication.

Supports 9 January introduction, multi-touch and the calls/music/Internet combination.

Source relationship Contemporary company release establishes the announcement; superiority claims are not independent testing.

Supports App Store introduction in July 2008, distinct from the 2007 phone announcement.

Source relationship Later account by the same company, used for chronology rather than promotional testimonials as impact studies.

Supports Game-two move 37, neural networks, search and self-play training.

Source relationship Developer retrospective on its system and match, not an independent capability evaluation.

Supports 10 March game-two result, schedule and later 4–1 match score.

Source relationship Developer’s contemporary match updates share the same games with the retrospective, not a separate experiment.