diff --git a/pages/search/_filter-date.html b/pages/search/_filter-date.html
index f3ff59149..541a1931e 100644
--- a/pages/search/_filter-date.html
+++ b/pages/search/_filter-date.html
@@ -24,6 +24,7 @@ <h3 class="hsg-sidebar-title-second-level">From</h3>
                                 <label for="start_date_3">Year</label>
                                 <input class="hsg-input-inline form-control" data-template="templates:form-control" placeholder="yyyy" aria-describedby="startDateHint" id="start_date_3" name="start_date_3" type="number" min="1600" max="2025" step="1" value=""/>
                             </div>
+                            <input type="hidden" name="start_date" data-template="templates:form-control"/>
                         </div>
                     </fieldset>
 
@@ -86,6 +87,7 @@ <h3 class="hsg-sidebar-title-second-level">To</h3>
                                 <input class="hsg-input-inline form-control" data-template="templates:form-control" placeholder="yyyy" aria-describedby="endDateHint" id="end_date_3" name="end_date_3" type="number" min="1600" max="2025" step="1" value=""/>
                             </div>
                         </div>
+                            <input type="hidden" name="end_date" data-template="templates:form-control"/>
                     </fieldset>
 
                     <fieldset>
diff --git a/pages/search/_filter-row.html b/pages/search/_filter-row.html
index 6f0481596..d848aded7 100644
--- a/pages/search/_filter-row.html
+++ b/pages/search/_filter-row.html
@@ -2,4 +2,4 @@
 <div class="row">
     <div data-template="templates:include" data-template-path="pages/search/_filter-querystring.html"/>
     <div data-template="templates:include" data-template-path="pages/search/_sort-by-button.html"/>
-</div>
+</div>
\ No newline at end of file
diff --git a/pages/search/_sort-by-button.html b/pages/search/_sort-by-button.html
index 5b7750d95..296b958e7 100644
--- a/pages/search/_sort-by-button.html
+++ b/pages/search/_sort-by-button.html
@@ -25,4 +25,4 @@
             <input type="hidden" name="sorting" value="date_desc"/>
         </form>
     </div>
-</div>
+</div>
\ No newline at end of file
diff --git a/resources/scripts/app.js b/resources/scripts/app.js
index 143bebba0..a6b5c82d5 100644
--- a/resources/scripts/app.js
+++ b/resources/scripts/app.js
@@ -127,6 +127,18 @@ $(document).ready(function() {
         action += '&' + volumesFilter.serialize();
         action += serializeFiltersByName(queryForm, 'match');
         action += serializeFiltersByName(formFilters, 'section');
+        //action += serializeFiltersByName(dateFilter, 'start_date');
+        //aggregate criteria from partial date controls (month day year) into single query param
+        if ($('#start_date_3').val()) {
+            var startDate = [$('#start_date_3').val().padStart(4, '0'), $('#start_date_1').val().padStart(2, '0'), $('#start_date_2').val().padStart(2, '0')];
+            action += '&start_date=' + startDate.join('-');
+        }
+        //action += serializeFiltersByName(dateFilter, 'end_date');
+        var endDate = [$('#end_date_3').val().padStart(4, '0'), $('#end_date_1').val().padStart(2, '0'), $('#end_date_2').val().padStart(2, '0')];
+        action += '&end_date=' + endDate.join('-');
+        console.log(action);
+        //action += serializeFiltersByName(dateFilter, 'start_time');
+        //action += serializeFiltersByName(dateFilter, 'end_time');
         action += serializeFiltersByName(sectionFilter, 'within');
 
         var currentActiveSorting = sortingForm.find('.active');
@@ -138,6 +150,19 @@ $(document).ready(function() {
     }
 
     if (mainForm.get(0)) {
+        
+        //TODO refactor and cover cases of empty day/month
+        //split aggregated date query and set up values for partial date controls
+        var startDate = mainForm.find('input[name="start_date"]').val();
+        var splitStartDate = startDate.split('-');
+        $('#start_date_3').val(splitStartDate[0]);
+        $('#start_date_1').val(splitStartDate[1]);
+        $('#start_date_2').val(splitStartDate[2]);
+        var endDate = mainForm.find('input[name="end_date"]').val();
+        var splitEndDate = endDate.split('-');
+        $('#end_date_3').val(splitEndDate[0]);
+        $('#end_date_1').val(splitEndDate[1]);
+        $('#end_date_2').val(splitEndDate[2]);
         mainForm.on('submit', submitSearch);
         mainButton.on('click', submitSearch);
     }
@@ -203,8 +228,12 @@ $(document).ready(function() {
         if (documentsInput.is( ":checked" ) && allSelectedButDocuments()) {
             dateComponent.removeClass("hsg-hidden");
             dateComponent.addClass("hsg-active");
+<<<<<<< HEAD
 s        }
 
+=======
+        }
+>>>>>>> feat(date filter) aggregate partial date controls (mm dd yyyy) into single query param and back; addresses #288
         else {
             dateComponent.addClass("hsg-hidden");
             dateComponent.removeClass("hsg-active");