diff --git a/geomagio/Metadata.py b/geomagio/Metadata.py
index b29a1e247e8f061a352e9eaf88d0700616ca4201..66950625f31617593d7d33211153536762fb7f86 100644
--- a/geomagio/Metadata.py
+++ b/geomagio/Metadata.py
@@ -60,6 +60,29 @@ _INSTRUMENT_METADATA = [
             },
         },
     },
+    {
+        "network": "NT",
+        "station": "BOU",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 500},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 500},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 500},
+                ],
+            },
+        },
+    },
     {
         "network": "NT",
         "station": "BXX",
@@ -106,6 +129,29 @@ _INSTRUMENT_METADATA = [
             },
         },
     },
+    {
+        "network": "NT",
+        "station": "BRW",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 506},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 505.6},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 506},
+                ],
+            },
+        },
+    },
     {
         "network": "NT",
         "station": "CMO",
@@ -160,6 +206,29 @@ _INSTRUMENT_METADATA = [
             },
         },
     },
+    {
+        "network": "NT",
+        "station": "DED",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 508.20},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 508.40},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 508.03},
+                ],
+            },
+        },
+    },
     {
         "network": "NT",
         "station": "FDT",
@@ -183,6 +252,75 @@ _INSTRUMENT_METADATA = [
             },
         },
     },
+    {
+        "network": "NT",
+        "station": "FRD",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 500},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 500},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 500},
+                ],
+            },
+        },
+    },
+    {
+        "network": "NT",
+        "station": "FRN",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 98.48},
+                    {"channel": "U_Bin", "offset": 0, "scale": 497.50},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100.60},
+                    {"channel": "V_Bin", "offset": 0, "scale": 506},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 99},
+                    {"channel": "W_Bin", "offset": 0, "scale": 501},
+                ],
+            },
+        },
+    },
+    {
+        "network": "NT",
+        "station": "HON",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 500},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 500},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 500},
+                ],
+            },
+        },
+    },
     {
         "network": "NT",
         "station": "NEW",
@@ -252,6 +390,52 @@ _INSTRUMENT_METADATA = [
             },
         },
     },
+    {
+        "network": "NT",
+        "station": "SIT",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 500},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 500},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 500},
+                ],
+            },
+        },
+    },
+    {
+        "network": "NT",
+        "station": "SJG",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 500},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 500},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 500},
+                ],
+            },
+        },
+    },
     {
         "network": "NT",
         "station": "SJT",
@@ -284,4 +468,27 @@ _INSTRUMENT_METADATA = [
             # },
         },
     },
+    {
+        "network": "NT",
+        "station": "TUC",
+        "start_time": None,
+        "end_time": None,
+        "instrument": {
+            "type": "Narod",
+            "channels": {
+                "U": [
+                    {"channel": "U_Volt", "offset": 0, "scale": 100},
+                    {"channel": "U_Bin", "offset": 0, "scale": 500},
+                ],
+                "V": [
+                    {"channel": "V_Volt", "offset": 0, "scale": 100},
+                    {"channel": "V_Bin", "offset": 0, "scale": 500},
+                ],
+                "W": [
+                    {"channel": "W_Volt", "offset": 0, "scale": 100},
+                    {"channel": "W_Bin", "offset": 0, "scale": 500},
+                ],
+            },
+        },
+    },
 ]