"The vertical line of the right numeral box has a weak spot or break 2 mm from the bottom; the lower left frame junction line is unbroken; there are marks near the corner of the left numeral box and opposite the sixth line above it"
Type R5: "The upper part (0.75 mm) of the vertical line of the right numeral box is finer than the middle; the lower left frame junction line is unbroken"
Type R9: "The lower left frame junction line is unbroken above the lop of the spandrel and faint between the top and leaf 4; no vertical line in the lower left"
Type R10: "The lower left frame junction line is broken in two places above the top of the spandrel and below the top; no vertical line in the lower left"
Type R11: "A heavy lower left frame junction line is broken above the top of the spandrel; and also below the top; the top of the spandrel is rough and reaches line 1"
Type R12: "The lower left frame junction line above the lop of the spandrel is strong near the frame but weak above the top and is broken above line 1"
Type R15 "The lower left frame junction line is weak above the top of the spandrel but faint below the top; the vertical line in the lower left also is faint"
There are many more retouches listed - they may be added later.
Type R17: "The lower left frame junction is weak or broken above the top of the spandrel and bows outward between the top and line 1; the vertical line of the right numeral box is very fine; there is a nick in the upper right corner of the frame"
Type R19: "The lower left frame junction line is unbroken above the top of the spandrel but below the top this line and the vertical line in the lower left are weak; the top of the frame is irregular"
Type R20: "The lower left frame junction line is unbroken; the tip of the vertical line in the lower left is strong; and the top of the frame is thick"
Type R26: "The lower left frame junction line is unbroken; there is a thin spot in the vertical line of the right numeral box near the bottom, and the outer line of the right side of the frame shows"