diff --git a/setup.py b/setup.py
index df8515f..f7457fe 100755
--- a/setup.py
+++ b/setup.py
@@ -51,7 +51,7 @@ except:
 
 setuptools.setup(
         name='warcprox',
-        version='2.0b2.dev38',
+        version='2.0b2.dev39',
         description='WARC writing MITM HTTP/S proxy',
         url='https://github.com/internetarchive/warcprox',
         author='Noah Levitt',
diff --git a/warcprox/bigtable.py b/warcprox/bigtable.py
index 0b3a4e9..bc049f3 100644
--- a/warcprox/bigtable.py
+++ b/warcprox/bigtable.py
@@ -168,7 +168,12 @@ class RethinkCaptures:
             "response_code": recorded_url.status,
             "http_method": recorded_url.method,
             "bucket": bucket,
-            "length": records[0].length,
+            "record_length": records[0].length, # compressed (or not) length of
+                                                # warc record including record
+                                                # headers
+            "wire_bytes": recorded_url.size, # count of bytes transferred over
+                                             # the wire, including http headers
+                                             # if any
         }
 
         if (recorded_url.warcprox_meta and
diff --git a/warcprox/writerthread.py b/warcprox/writerthread.py
index 92bd416..a255717 100644
--- a/warcprox/writerthread.py
+++ b/warcprox/writerthread.py
@@ -1,24 +1,24 @@
-#
-# warcprox/writerthread.py - warc writer thread, reads from the recorded url
-# queue, writes warc records, runs final tasks after warc records are written
-#
-# Copyright (C) 2013-2016 Internet Archive
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
-# USA.
-#
+"""
+warcprox/writerthread.py - warc writer thread, reads from the recorded url
+queue, writes warc records, runs final tasks after warc records are written
+
+Copyright (C) 2013-2016 Internet Archive
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+USA.
+"""
 
 from __future__ import absolute_import