He has never been a member of any professional organization of experts in his supposed field of expertise, because he said there is none locally. Neither is he on an international level . Comparative examination and analysis of the questioned and the standard signature reveal significant similarities in the freedom of movement, good quality of lines, skills and individual handwriting characteristics. By process of interpolation the questioned signature fits in and can be bracketed in time with the standard signatures written in the years between 1956 to 1959. 30 July 1959 marked Exh.
E indicate gallotanic ink.
The Petition is barren of merit. Coca-Cola Bottlers Phil. In the present case, the trial court found that the signature in question is the genuine signature of Federico O. Borromeo between the years 1954 to 1957 although the words in the blank space of the document in question were written on a much later date. So also, the same conclusion was arrived at by the court on the basis of the Report of the PC crime Laboratory corroborating the findings of Col. Jose Fernandez that the signature under controversy is genuine. It is significant to note that Mr. Tabayoyong, petitioners expert witness, limited his comparison of the questioned signature with the 1974 standard signature of Federico O. Borromeo.