...appearing by the certificate to be the owner of the shares represented thereby, or (b) By delivery of the certificate and a separate document containing a written...represented thereby, signed by the person appearing by the certificates to be the owner of the shares represented thereby. Such assignment or power of attorney...

...endorsed, or by delivery of the certificate accompanied by a written assignment of the same, or a written power of attorney to sell, assign or transfer the same, or the shares represented thereby, properly executed; but the person registered on the books of the corporation as the owner of shares...

...appearing by the certificate to he the owner of the shares represented thereby, or (b) By delivery of the certificate and a separate document containing a written...signed by the person appearing by the certificate to be owner of the shares represented thereby. Such assignment or power of attorney may be either in blank...

...transferred only : "(1) By delivery of. the certificate indorsed either in blank or to a specified person by the person appearing by the certificate to be the owner of the shares represented {hereby; or "(2) By delivery of the certificate and a separate document containing a written assignment...

...1911 says in its 20th section, in so many words, that a certificate is endorsed when the signature of the person appearing by the certificate to be the owner of the shares represented thereby is written without more upon the back of the certificate. This act applies, of course, only to certificates...