diff --git a/Data_Files/Rao_et_al_2014/fieldsRao_test.xls b/Data_Files/Rao_et_al_2014/fieldsRao_test.xls
deleted file mode 100644
index 5fc660cc..00000000
Binary files a/Data_Files/Rao_et_al_2014/fieldsRao_test.xls and /dev/null differ
diff --git a/Data_Files/Sanborn_et_al_2015/Sanborn_2015_metadata_170202.xls b/Data_Files/Sanborn_et_al_2015/Sanborn_2015_metadata_170202.xls
new file mode 100644
index 00000000..9dc8c3bc
Binary files /dev/null and b/Data_Files/Sanborn_et_al_2015/Sanborn_2015_metadata_170202.xls differ
diff --git a/wranglertools/import_data.py b/wranglertools/import_data.py
index 35b13772..84ff0563 100755
--- a/wranglertools/import_data.py
+++ b/wranglertools/import_data.py
@@ -369,7 +369,9 @@ def populate_post_json(post_json, connection, sheet):
     if post_json.get('aliases') and existing_data.get('aliases'):
         aliases_to_post = list(set(filter(None, post_json.get('aliases') + existing_data.get('aliases'))))
         post_json["aliases"] = aliases_to_post
-
+    # delete calculated property
+    if post_json.get('@id'):
+        del post_json['@id']
     # should I upload files as well?
     file_to_upload = False
     filename_to_post = post_json.get('filename')