In the Unicode Standard v. 5.1, this range has 101 characters (plus 6 deprecated ones). The selection below contains 50 characters, including a number of spaces with no visible glyph. Note that some of the space characters, e.g. 2009, can be used to distinguish between varying widths of space between words. Some scholars believe there may be two different widths of the space in some Medieval manuscripts, the thinner space being used in compounds or sequences of (e.g.) preposition and noun.
EN QUAD
EM QUAD
EN SPACE
EM SPACE
THREE-PER-EM SPACE
FOUR-PER-EM SPACE
SIX-PER-EM SPACE
FIGURE SPACE
PUNCTUATION SPACE
THIN SPACE
HAIR SPACE
ZERO WIDTH SPACE
HYPHEN
NON-BREAKING HYPHEN
FIGURE DASH
EN DASH
EM DASH
HORIZONTAL BAR
DOUBLE VERTICAL LINE
LEFT SINGLE QUOTATION MARK
RIGHT SINGLE QUOTATION MARK
SINGLE LOW-9 QUOTATION MARK
SINGLE HIGH-REVERSED-9 QUOTATION MARK
LEFT DOUBLE QUOTATION MARK
RIGHT DOUBLE QUOTATION MARK
DOUBLE LOW-9 QUOTATION MARK
DOUBLE HIGH-REVERSED-9 QUOTATION MARK
DAGGER
DOUBLE DAGGER
BULLET
TRIANGULAR BULLET
ONE DOT LEADER
TWO DOT LEADER
HORIZONTAL ELLIPSIS
HYPHENATION POINT
NARROW NO-BREAK SPACE
PER MILLE SIGN
PRIME
DOUBLE PRIME
SINGLE LEFT-POINTING ANGLE QUOTATION MARK
SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
REFERENCE MARK
ASTERISM
FRACTION SLASH
LEFT SQUARE BRACKET WITH QUILL
RIGHT SQUARE BRACKET WITH QUILL
LATIN ABBREVIATION SIGN SMALL ET
REVERSED PILCROW SIGN
THREE DOT PUNCTUATION
FOUR DOT PUNCTUATION
DOTTED CROSS
BLACK CIRCLE