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D: Edit made at Wikidata
r: Edit flagged by ORES
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m: Minor edit
b: Bot edit
(±123): Page byte size change
: Temporarily watched page

10 March 2026

diffhist Diffraction 14:30 +487 Ldm1954 talk contribs (→General obstacles: One more source. I think the sourcing is now fine.) Tag: Visual edit
diffhist Diffraction 14:25 +470 Ldm1954 talk contribs (→Gratings: Add a couple of grating refs and remove tag) Tag: Visual edit