A bit of history...
Jan. 1994 - The first Alpha Release of Mosaic 2.0 was the first major browser to support HTML Forms. 2.0A2
Feb. 1994 - Alpha 2 of Mosaic 2.0. This release added correct usage of the TEXTAREA element. 2.0A3
Apr. 1994 - Alpha 3 of Mosaic 2.0 added support for the STRONG and EM elements. 2.0A8
Dec. 1994 - The Alpha 8 release heralded the first major browser to support HTML 3 tables and several HTML 3 Character style elements. 2.0B1
Mar. 1995 - The first Beta release of Mosaic 2 added support for custom form submission buttons as well as the XMP element. 2.0B4
Apr. 1995 - The Beta 4 release added alignment attributes to the Heading and P elements. 2.0FB
Jul. 1995 - The last Beta Release of Mosaic 2 added support for many of the Netscape 1.1 extensions to BODY, HR, and CENTER.