El asesinato del duque de Densmore y otros cuentos. Parte 1

Round-15 hunt: picked; source: deeper uploads from a strong round 1-9 channel; channel already live on Lumen; strict per-title check + final strict pass; title rules; oEmbed verified.

A 30-minute video from Instituto de Matemáticas de la UNAM: “El asesinato del duque de Densmore y otros cuentos. Parte 1”.

Video by Instituto de Matemáticas de la UNAM, played through YouTube's embedded player.