What is Article 73 of Qanoon-e-Shahadat

As per apnaqanoon,Article 73 of QSO discusses The “PRIMARY EVIDENCE”, Meaning thereby that Evidence in which original documents itself produced for the inspection of the trial court. Article 74 of QSO says that The “SECONDARY EVIDENCE”, Meaning thereby that Certified True Copies made from the Original record
according to Qanoon-e-shahadat