diff --git a/freeze_2022_11_17_david_octree.m b/freeze_2022_11_17_david_octree.m
new file mode 100644
index 0000000..835b672
--- /dev/null
+++ b/freeze_2022_11_17_david_octree.m
@@ -0,0 +1,17 @@
+sample_date = '2022-11-17-david' ;
+mj2_output_folder_path = sprintf('/nrs/mouselight/SAMPLES/%s-frozen', sample_date) ;
+tif_input_folder_path = sprintf('/nrs/mouselight/SAMPLES/%s', sample_date) ;
+compression_ratio = 10 ;
+do_run_on_cluster = true ;
+do_try = true ;  % not used
+maximum_running_slot_count = 500 ;
+submit_host_name = if_not_a_submit_host('login2.int.janelia.org') ;
+
+freeze_mouselight_folder(mj2_output_folder_path, ...
+              tif_input_folder_path, ...
+              compression_ratio, ...
+              do_run_on_cluster, ...
+              do_try, ...
+              maximum_running_slot_count, ...
+              submit_host_name) ;
+
diff --git a/thaw_2022_11_17_david_octree.m b/thaw_2022_11_17_david_octree.m
new file mode 100644
index 0000000..4bfa084
--- /dev/null
+++ b/thaw_2022_11_17_david_octree.m
@@ -0,0 +1,16 @@
+sample_date = '2022-11-17-david' ;
+output_folder_path = sprintf('/nrs/mouselight/SAMPLES/%s-frozen-thawed', sample_date) ;
+input_folder_path = sprintf('/nrs/mouselight/SAMPLES/%s-frozen', sample_date) ;
+do_run_on_cluster = true ;
+do_try = true ;  % not used
+maximum_running_slot_count = 500 ;
+submit_host_name = if_not_a_submit_host('login2.int.janelia.org') ;
+
+thaw_mouselight_folder( ...
+    output_folder_path, ...
+    input_folder_path, ...
+    do_run_on_cluster, ...
+    do_try, ...
+    maximum_running_slot_count, ...
+    submit_host_name) ;
+