diff --git a/crop_card.py b/crop_card.py
index 93387eb..e5ce0e3 100644
--- a/crop_card.py
+++ b/crop_card.py
@@ -11,6 +11,7 @@ H_INCHES_EXPECTED = 3.7
 BLEED_INCHES_EXPECTED = 0.12
 LEAVE_BLEED_INCHES = 0.04
 CUT_GUIDE_WIDTH_INCHES = 0.006
+LENGTH_CUT_GUIDE_INCHES = 0.06
 
 
 BASE_DIR = Path(__file__).parent
@@ -55,36 +56,6 @@ def input_to_crop_filepath(input_filepath: Path) -> Path:
     return BASE_DIR / 'cropped_cards' / input_filename
 
 
-def add_cut_guides(im: Image, dpi: float):
-    cropped_w, cropped_h = im.width, im.height
-    cut_pixels = LEAVE_BLEED_INCHES * dpi
-    cut_pixels_int = round(cut_pixels)
-    draw = ImageDraw.Draw(im)
-    LENGTH_CUT_GUIDE_INCHES = 0.06
-    guide_len = round(LENGTH_CUT_GUIDE_INCHES * dpi)
-    guide_thickness = round(CUT_GUIDE_WIDTH_INCHES * dpi)
-    cut_x_l = cut_pixels_int
-    cut_x_r = cropped_w - cut_pixels_int
-    cut_y_t = cut_pixels_int
-    cut_y_b = cropped_h - cut_pixels_int
-
-    color = 'magenta'
-
-    # Top left
-    draw.line([(cut_x_l, cut_y_t), (cut_x_l, cut_y_t + guide_len)], fill = color, width = guide_thickness)
-    draw.line([(cut_x_l, cut_y_t), (cut_x_l + guide_len, cut_y_t)], fill = color, width = guide_thickness)
-    # Bottom left
-    draw.line([(cut_x_l, cut_y_b), (cut_x_l, cut_y_b - guide_len)], fill = color, width = guide_thickness)
-    draw.line([(cut_x_l, cut_y_b), (cut_x_l + guide_len, cut_y_b)], fill = color, width = guide_thickness)
-    # Top right
-    draw.line([(cut_x_r, cut_y_t), (cut_x_r, cut_y_t + guide_len)], fill = color, width = guide_thickness)
-    draw.line([(cut_x_r, cut_y_t), (cut_x_r - guide_len, cut_y_t)], fill = color, width = guide_thickness)
-    # Bottom right
-    draw.line([(cut_x_r, cut_y_b), (cut_x_r, cut_y_b - guide_len)], fill = color, width = guide_thickness)
-    draw.line([(cut_x_r, cut_y_b), (cut_x_r - guide_len, cut_y_b)], fill = color, width = guide_thickness)
-
-
-
 def crop(input_filepath: Path) -> Path:
     out_dir = BASE_DIR / 'cropped_cards'
     out_dir.mkdir(parents=True, exist_ok=True)
@@ -107,10 +78,6 @@ def crop(input_filepath: Path) -> Path:
             crop_box = (crop_pixels_int, crop_pixels_int, w - crop_pixels_int, h - crop_pixels_int)
             cropped_part = rgb_im.crop(crop_box)
 
-            # Draw where cuts should go
-            # TODO: Move this after composing a sheet and add guide lines to the edge
-            add_cut_guides(cropped_part, dpi_by_w)
-
             cropped_part.save(cropped_filepath, 'JPEG', quality=100, subsampling=0)
             return cropped_filepath
     except OSError as e:
@@ -163,6 +130,8 @@ class SheetLayout:
         self.blank_space_w = (self.w - self.total_w_content) // 2
         self.blank_space_h = (self.h - self.total_h_content) // 2
 
+        print(self.__dict__)
+
     def in_to_px(self, inches: float) -> float:
         return round(inches * self.dpi)
 
@@ -232,7 +201,28 @@ def create_sheet(cropped_filepaths: List[Path], sheet_filepath: Path, sheet_layo
                                          resample = Image.Resampling.LANCZOS)
                 sheet.paste(card_im, sheet_layout.topleft_of_card_with_bleed(y_index, x_index))
 
-        # TODO: Draw internal guidelines
+            # Draw internal guidelines
+            color = 'magenta'
+            guide_len = sheet_layout.in_to_px(LENGTH_CUT_GUIDE_INCHES)
+
+            # -1 because the pixels are in [0, W - 1] and [0, H - 1]
+            left_x = sheet_layout.left_of_column(x_index, with_bleed=False)
+            right_x = sheet_layout.right_of_column(x_index, with_bleed=False) - 1
+            top_y = sheet_layout.top_of_row(y_index, with_bleed=False)
+            bottom_y = sheet_layout.bottom_of_row(y_index, with_bleed=False) - 1
+
+            # Top left
+            draw.line([(left_x, top_y), (left_x, top_y + guide_len)], fill = color, width = guide_thickness)
+            draw.line([(left_x, top_y), (left_x + guide_len, top_y)], fill = color, width = guide_thickness)
+            # Bottom left
+            draw.line([(left_x, bottom_y), (left_x, bottom_y - guide_len)], fill = color, width = guide_thickness)
+            draw.line([(left_x, bottom_y), (left_x + guide_len, bottom_y)], fill = color, width = guide_thickness)
+            # Top right
+            draw.line([(right_x, top_y), (right_x, top_y + guide_len)], fill = color, width = guide_thickness)
+            draw.line([(right_x, top_y), (right_x - guide_len, top_y)], fill = color, width = guide_thickness)
+            # Bottom right
+            draw.line([(right_x, bottom_y), (right_x, bottom_y - guide_len)], fill = color, width = guide_thickness)
+            draw.line([(right_x, bottom_y), (right_x - guide_len, bottom_y)], fill = color, width = guide_thickness)
 
     # Save sheet
     sheet.save(sheet_filepath, 'JPEG', dpi=(sheet_layout.dpi, sheet_layout.dpi), quality=100, subsampling=0)