Evidence Timeline
This timeline separates **primary anchors** (documents with dates) from **archive narrative**. Primary anchors are issue‑level PDFs or primary scans; narrative items are preserved as PKS‑reported until corroborated.
Primary anchors from ANNO issue PDFs.
1929-01-33
ANNO full‑issue PDF (Die Wasserwirtschaft). Primary issue captured for contemporaneous coverage.
1931-01-05
ANNO full‑issue PDF (Die Wasserwirtschaft, Ausgabe 5).
1931-01-10
ANNO full‑issue PDF (Die Wasserwirtschaft, Ausgabe 10).
1932-12-24
ANNO full‑issue PDF (Allgemeine Bauzeitung).
1947-08-11
ANNO full‑issue PDF (Welt am Abend).
1952-04-24
ANNO full‑issue PDF (Linzer Volksblatt).
Archive narrative entries.
1885–1958
PKS biography timeline
The official archive narrative is preserved in the Biography page and treated as PKS narrative unless independently corroborated.
Source IDs
pks-bio-en, pks-bio-de
1940–1945
Repulsine & wartime claims
PKS describes Repulsine development and wartime activity; primary technical records are not yet present in the archive.
Source IDs
pks-bio-en
Patents as Primary Anchors
The PKS‑hosted patent PDFs are primary technical sources but require patent office cross‑checks for legal dates. See the Patents page for the canonical list.