diff --git a/app/records/routes.py b/app/records/routes.py
index fa5525f..1936009 100644
--- a/app/records/routes.py
+++ b/app/records/routes.py
@@ -72,10 +72,10 @@ async def external(
     return results
 
 
-@router.get("/external/filters/")
-async def external_filters() -> list[Filter]:
-    filters = []
-    return filters
+# @router.get("/external/filters/")
+# async def external_filters() -> list[Filter]:
+#     filters = []
+#     return filters
 
 
 @router.get("/creators/")
@@ -91,10 +91,10 @@ async def creators(
     return results
 
 
-@router.get("/creators/filters/")
-async def creators_filters() -> list[Filter]:
-    filters = []
-    return filters
+# @router.get("/creators/filters/")
+# async def creators_filters() -> list[Filter]:
+#     filters = []
+#     return filters
 
 
 @router.get("/archives/")
@@ -110,10 +110,10 @@ async def archives(
     return results
 
 
-@router.get("/archives/filters/")
-async def archives_filters() -> list[Filter]:
-    filters = []
-    return filters
+# @router.get("/archives/filters/")
+# async def archives_filters() -> list[Filter]:
+#     filters = []
+#     return filters
 
 
 @router.get("/{id}/")
diff --git a/app/records/schemas/details.py b/app/records/schemas/details.py
index 8cb17b5..ec59490 100644
--- a/app/records/schemas/details.py
+++ b/app/records/schemas/details.py
@@ -68,6 +68,7 @@ class RecordArchive(Details):
     appointment: str = ""
     contact_info: dict = {}
     places: list[str] = []
+    accumulation_dates: list[str] = []
     agents: dict = {}
     manifestations: list[dict] = []
 
diff --git a/app/sources/rosetta/api.py b/app/sources/rosetta/api.py
index ec3d5d5..6c18948 100644
--- a/app/sources/rosetta/api.py
+++ b/app/sources/rosetta/api.py
@@ -116,6 +116,7 @@ def parse_results(self, raw_results, source_url):
             record.contact_info = parsed_data.contact_info()
             record.agents = parsed_data.agents()
             record.manifestations = parsed_data.manifestations()
+            record.accumulation_dates = parsed_data.accumulation_dates()
             record.source_url = source_url
             return record.toJSON()
         if parsed_data.type() == "agent":
diff --git a/app/sources/rosetta/lib/response_parser.py b/app/sources/rosetta/lib/response_parser.py
index 357bd2a..bca95d6 100644
--- a/app/sources/rosetta/lib/response_parser.py
+++ b/app/sources/rosetta/lib/response_parser.py
@@ -605,6 +605,19 @@ def languages(self) -> list[str]:
             ]
         return []
 
+    def accumulation_dates(self) -> list[str]:
+        if "accruals" in self.source:
+            if (
+                "date" in self.source["accruals"]
+                and "value" in self.source["accruals"]["date"]
+            ):
+                document = PyQuery(self.source["accruals"]["date"]["value"])
+                spans = document("span.accessionyears").find(
+                    "span.accessionyear"
+                )
+                return [span.text for span in spans if span.text is not None]
+        return []
+
     def manifestations(self) -> list[dict]:
         if "manifestations" in self.source:
             return sorted(