diff --git a/lib/addresses.js b/lib/addresses.js
index 2c12a61..c483f1c 100644
--- a/lib/addresses.js
+++ b/lib/addresses.js
@@ -30,9 +30,10 @@ AddressController.prototype.show = function(req, res) {
     options.to = parseInt(req.query.to);
   }*/
 
-  if (req.query.after) {
+  if (req.query.after)
     options.after = req.query.after;
-  }
+  if (req.query.before)
+    options.before = req.query.before;
 
   self._address.getAddressSummary(req.addr, options, function(err, data) {
     if(err) {
@@ -51,9 +52,10 @@ AddressController.prototype.show_ws = function(ws, req) {
   var self = this;
   var options = { noTxList: true };
 
-  if (req.query.after) {
+  if (req.query.after)
     options.after = req.query.after;
-  }
+  if (req.query.before) 
+    options.before = req.query.before;
 
   self.common.bindStopFlagOnClose(ws, options);
 
@@ -98,9 +100,10 @@ AddressController.prototype.addressSummarySubQuery = function(req, res, param) {
   var self = this;
   var options = { noTxList: true };
 
-  if (req.query.after) {
+  if (req.query.after)
     options.after = req.query.after;
-  }
+  if (req.query.before)
+    options.before = req.query.before;
 
   self.common.bindStopFlagOnClose(res, options);
 
@@ -297,6 +300,7 @@ AddressController.prototype.multitxs = function(req, res) {
   var options = {};
 
   options.after = req.query.after || req.body.after || undefined;
+  options.before = req.query.before || req.body.before || undefined;
 
   //mempool options
   if(!_.isUndefined(req.query.mempool) || !_.isUndefined(req.body.mempool)){    
@@ -375,8 +379,34 @@ AddressController.prototype.multitxs_ws = function(ws, req) {
 
   var options = {};
 
-  if (req.query.after) {
+  if (req.query.after)
     options.after = req.query.after;
+  if (req.query.before)
+    options.before = req.query.before;
+  
+  //mempool options
+  if(!_.isUndefined(req.query.mempool) || !_.isUndefined(req.body.mempool)){    
+    var mempool = !_.isUndefined(req.query.mempool) ? req.query.mempool : req.body.mempool;
+    if(mempool == 'true') { //DEFAULT config in query fn
+      options.mempoolOnly = false;
+      options.queryMempool = true;
+    } else if(mempool == 'false') {
+      options.mempoolOnly = false;
+      options.queryMempool = false;
+    } else if(mempool == 'only') {
+      options.mempoolOnly = true;
+      options.queryMempool = true;
+    }
+  }
+
+  if(!_.isUndefined(req.query.latest)){
+    let latest_query_int = parseInt(req.query.latest);
+    if(!isNaN(latest_query_int))
+      options.reverse = ( latest_query_int ? true : false);
+    else if(req.query.latest == 'true' || req.query.latest == '') //empty string (ie, ?latest)
+      options.reverse = true;
+    else if(req.query.latest == 'false')
+      options.reverse = false;
   }
 
   options.txNotNeeded = true;
@@ -398,7 +428,7 @@ AddressController.prototype.multitxs_ws = function(ws, req) {
         return self.common.handleErrors_ws(err, ws, false);
       }
 
-      //finding the last key (useful for `after` option on next request call)
+      //finding the last key (useful for `after`/'before' option on next request call)
       if(tx.confirmations)
         if(lastItem.height < tx.blockheight || (lastItem.height == tx.blockheight && lastItem.id < tx.txid)){
           lastItem.id = tx.txid;