The following was taken from the Teach yourself HTML  

HTML Tags Reference

Document

Tag

Attribute

Description
<html> html document indication
<head> document head
<title> title (placed within head tags)
<meta> instruction to browser (placed within head tags)
<body> document body
background image in background
bgcolor background colour
text text colour
link colour of links
alink colour of link when activated
vlink colour of link after visited
topmargin margin at top of page
<h1> to <h6> headings
<!----> comment (doesn't appear on page)
<address> contact name

Paragraph

Tag

Attribute

Description
<p> paragraph
<br> line break
<hr> horizontal rule
width width in percent or pixels
size thickness in pixels
<pre> preformatted text
<blockquote> blockquote
<center> centres text and images

Character

Tag

Description
<b> bold
<i> italic
<tt> teletype
<em> emphasis
<strong> more emphasis
<cite> citation
<var> variable
<code> code
<samp> sample
<kbd> keyboard
<key> keyword
<dfn> definition
<strike> strike through
<blink> blinks on and off

List

Tag

Attribute

Description
<li> list item
type A for uppercase, a for lowercase, i for Roman numerals
<ul> unnumbered list
<ol> ordered list
<menu> menu list
<dir> directory list
<dl> description list
<dt> data term
<dd> data description

Anchor

Tag

Attribute

Description
<a> anchors link
href destination of link
name place in linked document
target determines which document is loaded into a frame

Image

Tag

Attribute

Description
<img> imports image
src href for image
align aligns text to image (top, middle, bottom)
alt text alternative
border puts border around image
height height of image in pixels
width width of image in pixels
hspace amount of horizontal space around image
vspace amount of vertical space around image
usemap direction to use imagemap named in map tag
ismap direction to use map file

Imagemaps

Tag

Attribute

Description
<map> specifies "hot spots" for client-side imagemap
name names an imagemap
<area> specifies area of "hot spots"
shape rect or circle
coords coordinates of "hot spot"

Font

Tag

Attribute

Description
<font> customizes font appearance
face specifies font type
color specifies font color
size specifies font size (-6 to +6)

Table

Tag

Attribute

Description
<table> defines table
border border for rows and cols
cellpadding thickness of cell wall
cellspacing spaces between border and cell contents
bgcolor sets background colour of cells
<tr> end/start of row
<td> defines cell
colspan the number of columns spanned by the cell
rowspan the number of rows spanned by the cell
align alignment in cell
nowrap no text wrapping
<th> defines table heading
colspan width of column
rowspan height of row
align alignment in cell
nowrap no text wrapping
<caption> text outside table

Frame

Tag

Attribute

Description
<frame> defines single frame in frameset
name names a frame
marginwidth horizontal margin space
marginheight verticle margin space
noresize can't be resized by user
scrolling set to yes, no or auto
src displays document in frame
<frameset> used in place of body tag
rows determines frame width in percent or pixels
cols determines frame height in percent or pixels

Form

Tag

Attribute

Description
<form> defines form
action points to script
method how data stored
<input>
type type of input field
<textarea>
rows height of text area
cols width of text area
name variable name
<select>
name variable name
size number of items
multiple multiple selection
<option>
selected default selection