In a manner relating to or characteristic of a bolograph; in the style of a handwritten original document.
Adverbial form created by adding '-ally' to the adjective 'bolographic,' following standard English word formation patterns.
When archivists describe documents 'bolographically authenticated,' they're using a term that essentially means 'we matched the handwriting and we're confident it's real'—a linguistic way of expressing forensic certainty!
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