What is the standard recipe card size as of February 2004?

The standard recipe card size as of February 2004 is 5 ½ x 8 ½ inches. This size is commonly used because it provides ample space for writing out ingredients and instructions clearly without being overly large, making it convenient for use in the kitchen. It fits well in most recipe boxes and organizational systems designed for home cooks. This size also allows for standard printing formats, making it easier to produce professional-looking recipe cards.

The other sizes listed are either too small or too large for the common use of recipe cards, which is to have a balance between readability and ease of handling. The selected size has become widely accepted in culinary settings, ensuring consistency and ease of access for both amateur and professional cooks.