diff --git a/foliator.py b/foliator.py
index d380859..da269db 100755
--- a/foliator.py
+++ b/foliator.py
@@ -88,11 +88,23 @@ def foliate_A6(input_pdf, strat_func, max_folio_size, append_to=PdfWriter()):
 
     folio_page_size = 0
     current_page = 0
+
+    print("Folio sizes, in order")
+    old_l     = L[0]
+    old_l_run = 0
     for l in L:
+        if l != old_l:
+          print(old_l, "a5 sheet(s), x", old_l_run)
+          old_l = l
+          old_l_run = 1
+        else:
+          old_l_run += 1
+
         # l is a number of _sheets_, each containing 4 pages
         folio_page_size = min(doc_length - current_page, 4*l)
         append_folio_A6(input_pdf, current_page, folio_page_size, append_to)
         current_page += folio_page_size
+    print(old_l, "a5 sheet(s), x", old_l_run)
 
     return writer