diff --git a/mysteries/barricelli-scene-7/fixtures/national-library-patent-ocr.txt b/mysteries/barricelli-scene-7/fixtures/national-library-patent-ocr.txt
new file mode 100644
index 0000000..4c3d167
--- /dev/null
+++ b/mysteries/barricelli-scene-7/fixtures/national-library-patent-ocr.txt
@@ -0,0 +1,21 @@
+Nr. 75 348.
+
+Kl. 33 b-9 — Fra 31 mai 1948 — 93585.
+
+Koffert-kommode.
+
+Niels Aall Baricélli; Oslo. Fullmektig: O.r.-
+sakfører Johan Storm Bull, Oslo.
+
+Utf. 4de juni 1951.
+
+Patentpåstand:
+
+1. Kommode, som er satt sammen av
+flere enkeltdeler, som hver er utført som
+koffert av et hensiktsmessig materiale, ka-
+rakterisert ved at hver av de nevnte en-
+keltdeler består av en ytre kasse som be-
+rende stativ for kommoden, og en i denne
+kasse uttrekkbart anbrakt, låsbar skuff,
+forsynt med kofferthåndtak.
diff --git a/mysteries/barricelli-scene-7/mystery.json b/mysteries/barricelli-scene-7/mystery.json
index 4c95cf0..8130cc0 100644
--- a/mysteries/barricelli-scene-7/mystery.json
+++ b/mysteries/barricelli-scene-7/mystery.json
@@ -53,6 +53,27 @@
           "minimumSimilarity": 0.68
         }
       ]
+    },
+    {
+      "name": "Nasjonalbiblioteket · Patent 93585",
+      "sourceLabel": "Nasjonalbiblioteket · Patent 93585 · Koffert-kommode",
+      "sourceUri": "https://www.nb.no/items/921545b51acef0b05054cfc1f4666975?page=9&searchText=baricelli",
+      "flagKey": "scene7.nils_inventor_proved",
+      "minimumAnchorMatches": 2,
+      "anchors": [
+        {
+          "phrase": "Nr 75 348 Kl 33 b-9 Fra 31 mai 1948 93585 Koffert-kommode",
+          "minimumSimilarity": 0.68
+        },
+        {
+          "phrase": "Niels Aall Baricelli Oslo",
+          "minimumSimilarity": 0.72
+        },
+        {
+          "phrase": "Patentpaastand Kommode som er satt sammen av flere enkeltdeler som hver er utfort som koffert",
+          "minimumSimilarity": 0.62
+        }
+      ]
     }
   ],
   "evidenceSemanticRules": [
diff --git a/server/api.integration.test.ts b/server/api.integration.test.ts
index b860afd..b1a265b 100644
--- a/server/api.integration.test.ts
+++ b/server/api.integration.test.ts
@@ -257,10 +257,15 @@ suite('normalized level persistence API', () => {
     }),goals:[expect.objectContaining({
       key:'barricelli.inventor-proof',status:'pending',newlyCompleted:false,
     })] })
-    expect(await (await adminFetch(`${baseUrl}/api/levels/${imported.playableLevel.id}/evidence-match-rules`)).json()).toEqual([
+    const sceneSevenRules=await (await adminFetch(`${baseUrl}/api/levels/${imported.playableLevel.id}/evidence-match-rules`)).json()
+    expect(sceneSevenRules).toHaveLength(2)
+    expect(sceneSevenRules).toEqual(expect.arrayContaining([
       expect.objectContaining({ name:'Google Patents · GB695913A',sourceUri:'https://patents.google.com/patent/GB695913A/en',
         flagKey:'scene7.nils_inventor_proved',minimumAnchorMatches:2 }),
-    ])
+      expect.objectContaining({ name:'Nasjonalbiblioteket · Patent 93585',
+        sourceUri:'https://www.nb.no/items/921545b51acef0b05054cfc1f4666975?page=9&searchText=baricelli',
+        flagKey:'scene7.nils_inventor_proved',minimumAnchorMatches:2 }),
+    ]))
     expect(await (await adminFetch(`${baseUrl}/api/levels/${imported.playableLevel.id}/evidence-semantic-rules`)).json()).toEqual([
       expect.objectContaining({ goalKey:'barricelli.inventor-proof',targetSubject:'Nils Aall Barricelli',
         relatedFlagKey:'scene7.father_inventor_discovered' }),
diff --git a/server/evidenceMatching.test.ts b/server/evidenceMatching.test.ts
index 7775122..598cfad 100644
--- a/server/evidenceMatching.test.ts
+++ b/server/evidenceMatching.test.ts
@@ -30,9 +30,12 @@ const sceneSevenManifest = JSON.parse(readFileSync(
   goals: { key:string;requiredFlags:string[] }[]
   evidenceMatchRules: { name:string;flagKey:string;minimumAnchorMatches:number;anchors:{ phrase:string;minimumSimilarity:number }[] }[]
 }
-const authoredPatentRule = sceneSevenManifest.evidenceMatchRules[0]
-const patentRule = { id:'rule-patent',...authoredPatentRule,
-  anchors:authoredPatentRule.anchors.map((anchor,index) => ({ id:`anchor-${index}`,...anchor })) }
+const authoredPatentRule = sceneSevenManifest.evidenceMatchRules.find(rule => rule.name.startsWith('Google Patents'))!
+const authoredNationalLibraryRule = sceneSevenManifest.evidenceMatchRules.find(rule => rule.name.startsWith('Nasjonalbiblioteket'))!
+const materializeRule = (id:string, rule:typeof authoredPatentRule) => ({ id,...rule,
+  anchors:rule.anchors.map((anchor,index) => ({ id:`${id}-anchor-${index}`,...anchor })) })
+const patentRule = materializeRule('rule-patent',authoredPatentRule)
+const nationalLibraryRule = materializeRule('rule-national-library',authoredNationalLibraryRule)
 
 describe('evidence text matching', () => {
   it('normalizes historical Norwegian characters and page layout noise', () => {
@@ -69,6 +72,12 @@ describe('evidence text matching', () => {
     expect(evaluation.matchedAnchorCount).toBeGreaterThanOrEqual(2)
   })
 
+  it('accepts the Norwegian National Library patent notice found during playtesting', () => {
+    const evaluation = evaluateEvidenceRules(sceneSevenFixture('national-library-patent-ocr.txt'), [nationalLibraryRule])[0]
+    expect(evaluation).toMatchObject({ matched:true,flagKey:'scene7.nils_inventor_proved' })
+    expect(evaluation.matchedAnchorCount).toBeGreaterThanOrEqual(2)
+  })
+
   it('keeps the Scene 7 assignment empty and ties its goal to the source flag', () => {
     expect(sceneSevenManifest.documents).toEqual([])
     expect(sceneSevenManifest.goals).toEqual([
@@ -78,8 +87,8 @@ describe('evidence text matching', () => {
   })
 
   it('does not confuse the father-only source with proof about Nils', () => {
-    expect(evaluateEvidenceRules(sceneSevenFixture('father-only-negative-ocr.txt'), [patentRule])[0])
-      .toMatchObject({ matched: false })
+    expect(evaluateEvidenceRules(sceneSevenFixture('father-only-negative-ocr.txt'), [patentRule,nationalLibraryRule]))
+      .toEqual([expect.objectContaining({ matched:false }),expect.objectContaining({ matched:false })])
   })
 
   it('tolerates a cropped, line-broken patent result without accepting unrelated patents or empty OCR', () => {