diff --git a/README.md b/README.md
index c764c81..b495a58 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
-# miniseed2dmc - send Mini-SEED to a Data Managment Center
+# miniseed2dmc - send Mini-SEED to a Data Management Center
 
-This program transfers selected Mini-SEED data records from the localxi
-computer to a remote Data Managment Center.  Prior to using this program
-coordination with DMC is required.
+This program transfers selected Mini-SEED data records from the local
+computer to a remote Data Management Center.  Prior to using this program
+coordination with the DMC is required.
 
 To track the Mini-SEED data transferred the program writes SYNC files
 representing the data coverage.  Additionally, a state file is maintained
@@ -12,7 +12,7 @@ More importantly it allows the client to determine when all records from
 a given data set have been transferred preventing them from being transferred
 again erroneously.
 
-For usage infromation see the [miniseed2dmc manual](doc/miniseed2dmc.md) in the
+For usage information see the [miniseed2dmc manual](doc/miniseed2dmc.md) in the
 'doc' directory.
 
 ## Building
diff --git a/doc/miniseed2dmc.1 b/doc/miniseed2dmc.1
index 9842ee5..db1effb 100644
--- a/doc/miniseed2dmc.1
+++ b/doc/miniseed2dmc.1
@@ -7,7 +7,7 @@ miniseed2dmc [options] host:port files|directories ...
 .fi
 .SH DESCRIPTION
 \fBminiseed2dmc\fP transfers selected Mini-SEED data records from the
-local computer to a remote Data Managment Center.  Prior to using this
+local computer to a remote Data Management Center.  Prior to using this
 program coordination with DMC is required and the user must have been
 assigned a host and port indicating where the data should be sent.
 
@@ -133,7 +133,7 @@ specified file.  The selection file contains parameters to match the
 network, station, location, channel, quality and time range for input
 records.  As a special case, specifying "-" will result in selection
 lines being read from stdin.  For more details see the \fBSELECTION
-FILE\fR section below.
+FILE\fP section below.
 
 .IP "\fIhost:port\fP"
 The required host and port arguments specify the server where the
diff --git a/doc/miniseed2dmc.md b/doc/miniseed2dmc.md
index 6414876..41943f4 100644
--- a/doc/miniseed2dmc.md
+++ b/doc/miniseed2dmc.md
@@ -18,7 +18,7 @@ miniseed2dmc [options] host:port files|directories ...
 
 ## <a id='description'>Description</a>
 
-<p ><b>miniseed2dmc</b> transfers selected Mini-SEED data records from the local computer to a remote Data Managment Center.  Prior to using this program coordination with DMC is required and the user must have been assigned a host and port indicating where the data should be sent.</p>
+<p ><b>miniseed2dmc</b> transfers selected Mini-SEED data records from the local computer to a remote Data Management Center.  Prior to using this program coordination with DMC is required and the user must have been assigned a host and port indicating where the data should be sent.</p>
 
 <p >Mini-SEED to be transfered can be identified 3 different ways:</p>
 <pre >
@@ -103,7 +103,7 @@ miniseed2dmc [options] host:port files|directories ...
 
 <b>-s </b><i>selectfile</i>
 
-<p style="padding-left: 30px;">Limit processing to Mini-SEED records that match a selection in the specified file.  The selection file contains parameters to match the network, station, location, channel, quality and time range for input records.  As a special case, specifying "-" will result in selection lines being read from stdin.  For more details see the \fBSELECTION FILE\fR section below.</p>
+<p style="padding-left: 30px;">Limit processing to Mini-SEED records that match a selection in the specified file.  The selection file contains parameters to match the network, station, location, channel, quality and time range for input records.  As a special case, specifying "-" will result in selection lines being read from stdin.  For more details see the <b>SELECTION FILE</b> section below.</p>
 
 <b></b><i>host:port</i>