Vista Alegre Bicos - Set Of 4 Water Goblets GreyTransposed to the present day. The first known reference to these glasses known as "biquinhos" (spikes) is from a catalogue of the Nova Fbrica de Vidros Marinha Grande (New Marinha Grande Glass Factory) Ivima, 1901. This type of glass, set in the universe of diamond tip manufacturing, was produced in the nineteenth century, through manual cutting techniques. Later the set began to be produced by the press method, which lasts until today. It's curious