diff --git a/oAuthTwitterWrapper/App.config b/oAuthTwitterWrapper/App.config
index 043986b..50b7a6c 100644
--- a/oAuthTwitterWrapper/App.config
+++ b/oAuthTwitterWrapper/App.config
@@ -5,6 +5,7 @@
     <add key="oAuthConsumerSecret" value="Secret"/>
     <add key="oAuthUrl" value="https://api.twitter.com/oauth2/token"/>
     <add key="timelineFormat" value="https://api.twitter.com/1.1/statuses/user_timeline.json?screen_name={0}&amp;include_rts={1}&amp;exclude_replies={2}&amp;count={3}"/>
+    <add key="timeline_since_id" value="0"/>
     <add key="screenname" value="screenname"/>
     <add key="include_rts" value="1"/>
     <add key="exclude_replies" value="0"/>
diff --git a/oAuthTwitterWrapper/ITimeLineSettings.cs b/oAuthTwitterWrapper/ITimeLineSettings.cs
index 434b55e..5c9d2e2 100644
--- a/oAuthTwitterWrapper/ITimeLineSettings.cs
+++ b/oAuthTwitterWrapper/ITimeLineSettings.cs
@@ -8,5 +8,6 @@ public interface ITimeLineSettings
 		string ScreenName { get; set; }
 		string TimelineFormat { get; set; }
 		string TimelineUrl { get; }
+        string Since_ID { get; set; }
 	}
 }
diff --git a/oAuthTwitterWrapper/OAuthTwitterWrapper.cs b/oAuthTwitterWrapper/OAuthTwitterWrapper.cs
index 0fbceb7..46eafe5 100644
--- a/oAuthTwitterWrapper/OAuthTwitterWrapper.cs
+++ b/oAuthTwitterWrapper/OAuthTwitterWrapper.cs
@@ -31,14 +31,16 @@ public OAuthTwitterWrapper()
 			string include_rts = ConfigurationManager.AppSettings["include_rts"];
 			string exclude_replies = ConfigurationManager.AppSettings["exclude_replies"];
 			int count = Convert.ToInt16(ConfigurationManager.AppSettings["count"]);
-			string timelineFormat = ConfigurationManager.AppSettings["timelineFormat"];			
+			string timelineFormat = ConfigurationManager.AppSettings["timelineFormat"];
+            string since_id = ConfigurationManager.AppSettings["timeline_since_id"];
 			TimeLineSettings = new TimeLineSettings
 			{
 				ScreenName = screenname,
 				IncludeRts = include_rts,
 				ExcludeReplies = exclude_replies,
 				Count = count,
-				TimelineFormat = timelineFormat
+				TimelineFormat = timelineFormat,
+                Since_ID = since_id
 			};
 			string searchFormat = ConfigurationManager.AppSettings["searchFormat"];
 			string searchQuery = ConfigurationManager.AppSettings["searchQuery"];
diff --git a/oAuthTwitterWrapper/TimeLineSettings.cs b/oAuthTwitterWrapper/TimeLineSettings.cs
index 35722fa..79e7266 100644
--- a/oAuthTwitterWrapper/TimeLineSettings.cs
+++ b/oAuthTwitterWrapper/TimeLineSettings.cs
@@ -12,11 +12,20 @@ public class TimeLineSettings : ITimeLineSettings
 		public string ExcludeReplies { get; set; }
 		public int Count { get; set; }
 		public string TimelineFormat { get; set; }
+        public string Since_ID { get; set; }
 		public string TimelineUrl
 		{
 			get
 			{
-				return string.Format(TimelineFormat, ScreenName, IncludeRts, ExcludeReplies, Count);
+                if (Since_ID != "0")
+                {
+                    return string.Format(TimelineFormat, ScreenName, IncludeRts, ExcludeReplies, Count);
+                }
+                else
+                {
+                    return string.Format(TimelineFormat + "&amp;since_id={4}", ScreenName, IncludeRts, ExcludeReplies, Count, Since_ID);
+                }
+				
 			}
 		}
 	}