Iconize
Wolfram Kernel
Execution environment
compresses any arbitrary expr into an icon (encoded as base64 gzip string or a file)
Iconize[expr_, opts___] _
If an expression exceeds 30000 bytes, it will be serialized to a local file in the subdirectory of the notebook .iconized.
Options
"Label"
Specifies a label for an icon. Accepts only _String